Are you trying to find vortex optics rangefinders among various brands on the market but aren’t sure where to begin? To assist you in finding the right one, we’ve put together a list of the 7 best to help you pick the perfect one!
We investigated and evaluated a number of the top-selling vortex optics rangefinders on the market in order to create our list of the best. Making a decision among the many options available is never simple. There are an infinite number of models available, each with a distinct price. And as you’ll find out, the best options aren’t usually the ones you imagine! This comparison is rich and relevant because of the numerous factors that were employed. You will find products featured in this ranking not only based on their pricing but also on their features and other customers reviews. To write this review, we completed 14 hours of research and did 25 vortex optics rangefinders tests. You won’t need to pick products at random any more. If you’re unsure of what to look for, browse our list and consult the buying guide!
An overview of our top picks
Table of contents
The best vortex optics rangefinders you can buy today
- The Crossfire HD 1400 with 5x magnification and a 21mm objective lens; gives hunters a 1,400 yards max range (750 yards on game). At just 4.8 ounces, it’s a lightweight powerhouse that’s at home in a bowhunter’s pack or in an ultralight hunter’s loadout.
- The HD optical system uses select glass elements to deliver exceptional resolution that cuts chromatic aberration and provides outstanding color fidelity. XR lens coatings provide maximum light transmission for peak clarity and low light performance.
- A red TOLED display keeps the readout clear in any lighting conditions. To match any hunting environment, the Crossfire HD 1400 has three target modes (Normal, First and Last) and two ranging modes (HCD and LOS).
- Built to handle tough situations, the rangefinder uses ArmorTek coatings to protect the lenses. Waterproof and shockproof, the Crossfire 1400 will hold up to your next hunt.
- The included soft carry case will provide you with easy access to your rangefinder whether in the field or at the range.
- Backed by our unlimited, unconditional, lifetime, VIP Warranty. A fully transferable promise to repair or replace your item if it becomes damaged/defective. Does not cover loss, theft, deliberate damage or cosmetic damage that doesn't hinder performance.
- The Razor HD 4000 with 7x magnification and a 25mm objective lens is the essential companion for the extreme hunter, archer and shooter. Tripod Adapter compatible allows the Razor to be used on a tripod or car window mount.
- The Razor provides four target modes (Normal, first, last and extended laser range) and two range modes (had and Los). the scan feature displays continual distance readings when panning across a landscape or tracking a moving animal.
- All weather capable ranging allows the unit to return a distance even in adverse weather conditions. Intuitive, easy-to-use menus feature a simple, clean illuminated display and allow for ranging in yards or meters
- HD Optical System delivers exception resolution and outstanding color fidelity, sharpness, and light transmission. X plus Fully multi-coated lenses provide maximum light transmission for peak clarity and pinnacle low-light performance.
- Built to handle tough situations the Razor uses ArmorTek coating to protect the lenses while rubber armor provides a secure, non-slip grip and durable external protection. IPX7 waterproofing will keep this unit going running no matter the weather.
- Backed by our unlimited, unconditional, lifetime, VIP Warranty. A fully transferable promise to repair or replace your item if it becomes damaged/defective. Does not cover loss, theft, deliberate damage or cosmetic damage that doesn't hinder performance.
- The Diamondback HD 2000 laser rangefinder with 7x magnification and a 24mm objective lens, gives hunters a 2,000 yards max range (1,400 yards on game); perfect for hunting in the Midwest and the Great Plains.
- The HD optical system uses select glass elements to deliver exceptional resolution that cuts chromatic aberration and provides outstanding color fidelity. XR lens coatings provide maximum light transmission for peak clarity and low light performance.
- The red OLED display stays clear in low light, and to match any hunting environment, the Diamondback HD 2000 has two target modes (Normal and Last), two ranging modes (HCD and LOS), and is tripod adaptable.
- Built to handle tough situations, the rangefinder uses ArmorTek coatings to protect the lenses. Rubber armor provides a secure, non-slip grip and durable external protection. Waterproof and shockproof, the Diamondback 2000 will hold up on your next hunt.
- The included soft carry case will provide you with easy access to your rangefinder whether in the field or at the range.
- Backed by our unlimited, unconditional, lifetime, VIP Warranty. A fully transferable promise to repair or replace your item if it becomes damaged/defective. Does not cover loss, theft, deliberate damage or cosmetic damage that doesn't hinder performance.
- The Viper HD 3000 laser rangefinder with 7x magnification and a 25mm objective lens, gives you the tools to act quickly and confidently. A 3,000-yard max range (2,000 on game) lets you pinpoint big game faster at distance.
- The HD optical system uses select glass elements to deliver exceptional resolution that cuts chromatic aberration and provides outstanding color fidelity. XR Plus lens coatings provide maximum light transmission for peak clarity and low light performance.
- The red OLED display stays clear in low light. To give you the flexibility to range any shot on any hunt, the Viper HD 3000 has four target modes (Normal, First, Last and ELR), two ranging modes (HCD and LOS), and is tripod adaptable.
- Built to handle tough situations, the rangefinder uses ArmorTek coatings to protect the lenses. Rubber armor provides a secure, non-slip grip and durable external protection. Waterproof and shockproof, the Viper 3000 will hold up on your next hunt.
- The included soft carry case will provide you with easy access to your rangefinder whether in the field or at the range.
- Backed by our unlimited, unconditional, lifetime, VIP Warranty. A fully transferable promise to repair or replace your item if it becomes damaged/defective. Does not cover loss, theft, deliberate damage or cosmetic damage that doesn't hinder performance.
- The Blade is a tournament legal, golf laser rangefinder, with 6x magnification, capable of ranging reflective targets up to 1400 yards and hole flags up to 350 yards at +/- 1 yard. The Blade comes with and runs off a CR2 battery.
- The Blade is factory set to PinSpotter Mode which provides visual and vibratory feedback to confirm a ranged flag. The rangefinder vibrates 3x and a flag symbol will flash in the display 3x and then remains visible when a flag has been ranged.
- With the ability to switch between Scan Feature and Line of Sight ranging modes, find the mode best suited for you. The Blade uses a black LCD display and offers three reticle options: circle, crosshair and circle crosshair.
- Adjust the diopter until the image is sharp and the reticle is in focus. A built-in, cart magnet allows you to securely place it on your cart or any other magnetic surface between shots.
- Built on a polymer chassis with rubber armor, the Blade is both waterproof and shockproof, guaranteeing performance no matter the weather conditions.
- Backed by our unlimited, unconditional, lifetime, VIP Warranty. A fully transferable promise to repair or replace your item if it becomes damaged/defective. Does not cover loss, theft, deliberate damage, or cosmetic damage that doesn't hinder performance.
- The Impact 1000 features an intuitive platform with angle compensation; perfect for bowhunters and range-day lovers. Range targets down to five yards out, with the ability to stretch out to 1,000 yards if need be.
- The primary HCD mode displays an angle compensated distance that is ideal for the majority of hunters and shooters. An advanced LOS mode provides the option to calculate long distance, high angle shots with increased precision.
- A scan feature gives continuous range readings to pan across a landscape or track a moving target. All modes can be set to read in yards or meters.
- The diopter located on the eyepiece adjusts for differences in a user's eyes. Added 6x magnification brings targets in for a closer look and more accurate ranging.
- Fully multi-coated optics enhance light transmission in low light settings. Waterproof and shockproof performance keep you in the hunt no matter what the conditions.
- Backed by our unlimited, unconditional, lifetime, VIP Warranty. A fully transferable promise to repair or replace your item if it becomes damaged/defective. Does not cover loss, theft, deliberate damage or cosmetic damage that doesn't hinder performance.
- The Fury HD 5000 with 10x magnification and 42mm objective lenses, is an extremely effective angle-compensated laser rangefinder binocular intended for hunters, archers and shooters.
- The primary HCD mode displays an angle compensated distance that is ideal for the majority of hunters and shooters with either rifle or bow. An advanced LOS mode provides the option to calculate long distance, high angle shots with increased precision.
- Two target modes are available. Best Mode displays the strongest range result and is intended to be the primary mode. Last mode displays the furthest distance when ranging and is ideal for ranging targets behind potential obstructive objects.
- XR fully multi-coated, HD lenses and dielectric phase-corrected prisms serve up clear and impressive views from dawn til dusk.
- Nitrogen purged for water and fogproofing, along with a rubber armored housing for a solid grip provides a binocular that is shockproof and will stand up to extreme weather conditions. The Fury is tripod adaptable and can be used on a tripod or car window mount.
- Backed by our unlimited, unconditional, lifetime, VIP Warranty. A fully transferable promise to repair or replace your item if it becomes damaged/defective. Does not cover loss, theft, deliberate damage or cosmetic damage that doesn't hinder performance.
- The Anarch is a tournament legal, golf laser rangefinder with 6x magnification, capable of ranging reflective targets up to 1400 yards and hole flags up to 450 yards at +/- 1 yard. Image stabilization eliminates shake for a clear sight picture.
- Slope Mode provides a slope-adjusted range displaying two ranges (line of sight on top & slope-adjusted below). External, green LED indicators illuminate when Slope Mode is on. When off, the LEDs will be off, and the rangefinder is tournament legal.
- PinSpotter Mode vibrates 3x and a flag symbol will flash in the display 3x and then remain visible when a flag has been ranged. With the ability to switch between Scan, Line of Sight, and Slope Mode, find the ranging mode best for you.
- The Anarch uses a red, illuminated display with an Automatic Brightness setting that adjusts the brightness based on the surrounding environment. The Anarch offers three reticle options (circle, crosshair & circle crosshair) and an adjustable diopter.
- Built on a magnesium chassis with rubber armor, the Anarch is both waterproof and shockproof for all weather performance. A built-in, cart magnet allows you to securely place it on any magnetic surface between shots. Runs off a CR123 battery.
- Backed by our unlimited, unconditional, lifetime, VIP Warranty. A fully transferable promise to repair or replace your item if it becomes damaged/defective. Does not cover loss, theft, deliberate damage, or cosmetic damage that doesn't hinder performance.
- Rugged & reliable, the Impact 4 takes the guesswork out of long-range shooting with quick, accurate ballistic corrections using the easy-to-read display from your shooting position. Pair via Bluetooth with your phone on the GeoBallistics app.
- The rail-mounted Impact 4 delivers key range, ballistics, and weather data via the integrated GeoBallistics solver, on-board environmental sensors (compass, humidity, barometric pressure, and temperature sensors), and Wind Bearing Capture Mode.
- GeoBallistics is a ballistics solver with a full, up-to-date database. The Impact has a Built-in range card generator to store up to 1 range cards. The Vortex Relay Network provides seamless connection to the GeoBallistics app and Bluetooth remote.
- Use the patented Wind Bearing Capture Mode to manually input wind speed and direction for accurate wind corrections on targets. The Impact will keep track of wind direction regardless of the direction the user is facing.
- Using a rail-mounted design, mount the Impact using the Vortex Precision Diving Board to any Vortex Precision Rings, Precision Cantilever Mounts or picatinny rail section. The Impact is watertight, and shockproof for confident performance in the field.
- Backed by our unlimited, unconditional, lifetime, VIP Warranty. A fully transferable promise to repair or replace your item if it becomes damaged/defective. Does not cover loss, theft, deliberate damage or cosmetic damage that doesn't hinder performance.
- A full-size binocular with 1x magnification and 42mm objective lenses, the Triumph HD delivers excellent image quality, ergonomics, and durability for its class. It is a perfect companion for your next hunt or hike.
- With an HD optical system and fully multi-coated lenses, these binos feature optimized glass elements that deliver exceptional resolution, cut chromatic aberration, and provide outstanding color fidelity, edge-to-edge sharpness, and light transmission.
- Nitrogen purged, the Triumph is both waterproof and fog proof. The polycarbonate chassis with full rubber armor not only makes the Triumph shockproof for more durability but also provides the user with a better grip.
- Tripod adaptable, with adjustable rubber eyecups and an adjustable diopter, the Triumph allows users to easily find their most comfortable viewing settings.
- The Triumph ships with a neck strap and an adjustable GlassPak harness for fast access and easy carry wherever outdoor adventure takes you.
- Backed by our unlimited, unconditional, lifetime, VIP Warranty. A fully transferable promise to repair or replace your item if it becomes damaged/defective. Does not cover loss, theft, deliberate damage or cosmetic damage that doesn't hinder performance.
- The Solo Recon Tactical Monocular with 8x magnification and a 36mm objective lens is a great choice for observation and range estimation in a lightweight and compact package
- Fully multi-coated lenses with anti-reflective coatings, the Solo R/T provides excellent light gathering capability in low light situations. The flared eyecup blocks extraneous light and folds down for use with glasses
- A large focus wheel and the smaller reticle focus allow the user to properly focus the image and reticle to their eye for optimal target milling capability
- The Solo R/T comes complete with a utility clip which attaches easily to a vest or belt for quick access in the field
- Textured rubber armor provides added grip and durability. O-ring sealed and nitrogen purged, the monocular brings waterproof and fogproof performance
- Backed by our unlimited, unconditional, lifetime, VIP Warranty. A fully transferable promise to repair or replace your item if it becomes damaged/defective. Does not cover loss, theft, deliberate damage or cosmetic damage that doesn't hinder performance.
- Now you can get rid of smudges, dust, and oily fingerprints that blur the best of views.
- This Lens Pen from Vortex gives you everything you need in a small, lightweight package that's no larger than a pocket pen.
- The Vortex Lens Pen uses a revolutionary non-liquid compound that outperforms other cleaners—won't spill or dry out.
- Safe and easy to use on all lenses, reduces static charge build-up, retractable natural hair brush removes dust.
- Designed for backcountry adventure, the GlassPak Pro is a modular chest-harness system built for comfort, versatility, and fast-access to all your gear. It's perfect for the multi-day hunter who needs a well-fitting pack for their gear.
- An easy-adjust harness delivers a quick, custom fit that is comfortable to wear solo or under a backpack. Quick-release buckles allow you to easily get the harness on and off, and the top loop on the harness allows for one handed access to your binos.
- Front, side, and rear storage pockets for your gear. The quiet microfiber interior eliminates noise and provides extra padding. Modular attachment points can be used with the included rangefinder pouch, accessories, holsters, or spray.
- Hunting deep in uncharted territory calls for binocular protection that’s more than just secure; with a DWR treated exterior, the Pro is weather-resistant on the outside. The rear pocket includes a tethered lens cloth for easy lens cleaning.
- Choose from two size options to best accommodate your binoculars. Small fits most 42mm or smaller binoculars while the Large fits most 5mm or 56mm binoculars and Razor UHD 42mm and 5mm binoculars.
- The Recce Pro HD is a tactical monocular with 8x magnification and a 32mm objectives lens. A mil-based reticle with quick-ranging silhouettes assists with range estimation, calling shots, and other reconassaince work.
- The Recce Pro generates bright, sharp high definition images with its high density, extra-low dispersion glass and XR anti-reflective coatings. The flared eyecup blocks extraneous light and folds down for use with glasses.
- The large focus wheel is easy to adjust and allows for smooth one-handed operation once focused while the reticle focus keeps your reticle looking tack sharp.
- The versatile utility clip securely attaches to pack webbing or pocket edges for quick access. The unit also comes with a MOLLE/PALS compatible pouch.
- Textured rubber armor improves your grip and enhances durability while Armortek coatings protect your lenses from scratches, oil, and dirt. Fully waterproof and fogproof this unit can be used anywhere for any mission.
- Backed by our unlimited, unconditional, lifetime, VIP Warranty. A fully transferable promise to repair or replace your item if it becomes damaged/defective. Does not cover loss, theft, deliberate damage or cosmetic damage that doesn't hinder performance.
- 10x magnification and 36mm objectives lens, the Solo Monocular is a small, lightweight optic with fully multi-coated lenses, increasing the light transmission and resolution giving you the clear, crisp images you want.
- The monocular is fully rubber armored providing a non-slip grip to the user and making it extremely durable.
- Nitrogen purged and o-ring sealed, the Solo delivers waterproof and fogproof performance in any environment.
- The adjustable eyecup allows for comfortable viewing with or without glasses. The 36mm Solo comes with a versatile, multi-position utility clip for quick attachment to your equipment or clothing.
- Backed by our unlimited, unconditional, lifetime, VIP Warranty. A fully transferable promise to repair or replace your item if it becomes damaged/defective. Does not cover loss, theft, deliberate damage or cosmetic damage that doesn't hinder performance.
- From first to last light, this 2-7x32 Crossfire II Crossbow Scope Kit (scope, 30mm rings, flip caps and neoprene cover) provides hunters looking for accuracy and dependability everything they need to start stacking bolts and filling tags.
- The XBR-2 reticle is specifically designed for crossbows for a 40-yard zero and fast, accurate holdovers from 20-100 yards. The reticle is also equipped with dual illumination, red or green, for accuracy in low light.
- The magnification and FPS on the magnifier ring keep the scope compatible with a variety of bows and setups, and a wide field of view makes it perfect for a variety of shooting situations.
- Proprietary coatings increase light transmission with multiple anti-reflective coatings on all air-to-glass surfaces. Rugged construction withstands recoil and impact.
- O-ring sealed and nitrogen purged, this scope provides reliable waterproof and fogproof performance in all environments and over a wide range of temperatures.
- Backed by our unlimited, unconditional, lifetime, VIP Warranty. A fully transferable promise to repair or replace your item if it becomes damaged/defective. Does not cover loss, theft, deliberate damage or cosmetic damage that doesn't hinder performance.
- Brand New and High Quality
- Color: As the picture shown
- Perfect Case and gift to your friends
- Protect your Vortex Optics Ranger 1000 with Horizontal Component Distance Rangefinder RRF-101 from strike and scrape.
- Package Includes: 1 x Hard Case for Vortex Optics Ranger 1000 with Horizontal Component Distance Rangefinder RRF-101 (Does't send with retail package, not including the Vortex Optics Ranger 1000 with Horizontal Component Distance Rangefinder RRF-101)
- The Viper HD 20-60x85 Straight spotter is packed with features for incredible glassing and high end optical performance. A multi-position eyecup provides proper eye relief while a locking collar allows the scope to rotate into different viewing positions.
- The HD optical system comprised of premium components generates vivid high-definition images. XR anti-reflective coatings on exterior surfaces help obtain brighter views in low-light situations.
- The smooth helical focus helps dial in your image for ultra-sharp viewing and maintains a trim profile for ultimate packability. A built-in sunshade pulls out to help reduce glare.
- O-ring sealed and argon purged, the Viper delivers waterproof and fogproof performance. Armortek coatings protect the lenses from oil, scratches, and dirt. Rubber armor enhances both durability and grip for the user.
- Backed by our unlimited, unconditional, lifetime, VIP Warranty. A fully transferable promise to repair or replace your item if it becomes damaged/defective. Does not cover loss, theft, deliberate damage or cosmetic damage that doesn't hinder performance.
- Housing your binoculars and protecting them from the elements while keeping them close at hand is imperative when in the field. The Vortex GlassPak binocular harness will do just that.
- It accommodates a range of full size binoculars, yet keeps them snug and secure. The mesh side pockets holds calls, a lens pen, and other small items needing quick-access convenience.
- Tethers attach to your binocular preventing accidental drops and the rear zippered pocket holds larger items such as a cell phone.
- This pack weighs 8 oz and measures 6.75 x 6.25 x 3.75 inches.
- Compatible Models: Razor UHD 8x42, 10x42, all Razor HD models, all Fury HD models, all Viper HD models, Diamondback HD 8x32, 10x32, 8x42, 10x42, 10x50, 12x50, all Crossfire HD models, and Triumph HD. Other models not guaranteed to fit.
- Backed by our unlimited, unconditional, lifetime, VIP Warranty. A fully transferable promise to repair or replace your item if it becomes damaged/defective. Does not cover loss, theft, deliberate damage or cosmetic damage that doesn't hinder performance.
- The Recon R/T Monocular with 15x magnification and 50mm objectives lens is a great option for long range observation and range estimation. Fully waterproof and fogproof this unit can be used anywhere.
- Extra-low dispersion glass and XR anti-reflective coatings provide excellent light gathering capability in low-light situations. Armortek coatings protect your lenses from scratches, oil, and dirt.
- A large focus wheel and the smaller reticle focus allow the user to properly focus the image and reticle to their eye for optimal target milling capability. The flared eyecup blocks extraneous light and folds down for use with glasses.
- The versatile utility clip securely attaches to pack webbing or pocket edges for quick access. The ambidextrous strap helps provide a superior grip and added stability. Textured rubber armor improves your grip and enhances durability.
- Backed by our unlimited, unconditional, lifetime, VIP Warranty. A fully transferable promise to repair or replace your item if it becomes damaged/defective. Does not cover loss, theft, deliberate damage or cosmetic damage that doesn't hinder performance.
- German (Publication Language)
How to choose a good vortex optics rangefinders
Does the idea of finding a fantastic vortex optics rangefinders make you anxious? When it comes to purchasing this product, specifically when deciding which model to select, has your head been spinning between options? You are not alone if that is the case. We are aware of the pressure involved in the purchasing process!
Your presence here indicates that you are interested in vortex optics rangefinders. Before choosing which product would be the best for your needs after being inundated with information, locate a reliable source with genuine selections. You can get that information from a variety of sources, including buying guides and rating websites, word-of-mouth recommendations from friends and family, online discussion forums where users can share their own experiences, product reviews that can be found all over the internet, and YouTube channels. You can only get the right product through exhaustive analysis. But you realize that’s not always simple. In order to ease your concerns, we have taken the time to develop a list of the top vortex optics rangefinders products available right now. You might be wondering how we came up with the list. How was this buying guide developed?
First, we used our algorithms to gather as much reliable data as we could about these products. To verify all the data gathered, we used both artificial intelligence and a lot of algorithms.
Then, our experts used criteria that are recognized in the business to evaluate them according to their quality to price ratio, allowing us to choose the top vortex optics rangefinders on the market right now!
The selection of the goods is not arbitrary. Before creating a list, we take into account a number of factors. Below are some of the criteria discussed:
Brand Value: What happens if you choose a dubious brand just because it appears to be a good deal? So the likelihood of receiving a product with a short shelf life increases. That is due to the fact that well-known brands have a reputation to uphold, while others do not. Top vortex optics rangefinders brands strive to provide some distinctive traits that set them apart from the competition. So, hopefully one or more of the items on our list will be perfect for you.
Features: Useful features are all you need, not tons of them. We consider the important aspects and select the top vortex optics rangefinders based on those.
Specifications: Numbers always help you measure the quality of a product in a quantitative way. We try to find products with higher specifications, but with the right balance.
Quality: A product’s quality may always be quantified with the aid of numbers. We look for goods with better standards that strike the proper balance. The best quality product that gets highly appreciated and recommended by experienced users.
Customer ratings: Would it be accurate to suggest that the vortex optics rangefinders were used by hundreds of customers before you? Superior ratings indicate that many customers had better service.
Customer Reviews: Like ratings, provide you with accurate and reliable information about the product from genuine customers. Customer ratings are very important to all of us because they contain accurate and reliable information about the customer service we received from several hundred customers.
Seller Rank: This is very intriguing! Not only do you need a good vortex optics rangefinders, you also need a product with rising sales that is trendy. It accomplishes two goals. First, the expanding user base proves the quality of the product. Second, given that number, producers must be able to offer greater quality and after-sales support.
Value: You get what you pay for, they say, so consider the value. Cheap isn’t always good and expensive isn’t always bad. However, that does not imply that spending a lot of money on a product that is flashy but underwhelming is a good idea. Before adding them to the list, we make an effort to evaluate how much value you can get for your money from your vortex optics rangefinders.
Durability: Durability and reliability are closely related concepts. You will benefit from a strong and long-lasting vortex optics rangefinders for months and years to come.
Product availability: Products come and go, and new ones replace the old ones. Most likely, a few new features and required changes were made. What use is it to use a supposedly good product if the maker no longer supports it? We make an effort to highlight products that are current and offered by one or more trustworthy sellers, if not more.
Negative Reviews: Yes, we do take that into account as well! The goods with the majority of bad reviews are filtered out and disregarded when we choose the best-rated one on the market.
These are the standards by which we selected our vortex optics rangefinders. Do we end our process there? Hell no. The most crucial fact about us that you should be aware of is that we regularly update our website with current and pertinent information. We have one more layer of filtration since we place the greatest importance on reader satisfaction. Please let us know if any product included here is incorrect, irrelevant, subpar, or simply out of date. We always value your opinions, and we’ll work hard to make any necessary corrections to our list in response to them.
Why should you believe us?
There are now thousands of possibilities for these products on Amazon, but choosing the best one can be difficult and time-consuming. And what vortex optics rangefinders should you purchase in 2022?
This guide is the result of more than 10 years of experience in researching, testing and writing about many topics. Each member of our team is an authority in their area. We read every article we could find online and every consumer review on every retail website for seven hours. Additionally, we discovered a ton of websites that offered helpful resources, including buying tips and thorough information on vortex optics rangefinders.
