LMBR R2H Chronograph for Airgun, Firearms, Archery (with D-SUB9 Connection)
Stop guessing and start measuring with the professional grade LMBR R2H Chronograph. Engineered for the serious shooter, the R2H is the "big brother" of the LMBR lineup, featuring an extra tall shooting window that makes it the most versatile and user friendly unit in its class. Whether you’re tuning a high performance air rifle, testing firearm reloads, or perfecting your archery setup, the R2H’s robust all metal construction and high precision sensors deliver laboratory grade accuracy without the need for finicky external lighting or sunshields.
With its intuitive onboard computer, you get instant readouts for velocity, kinetic energy, and shot strings, all stored in an expansive 250 shot memory. Compact enough to toss in your range bag but tough enough to withstand years of heavy use, the LMBR R2H is the ultimate tool for anyone who demands consistency and performance from every shot. Elevate your shooting game precision begins with the R2H.
The LMBR range has quickly become a firm favorite here at Optics Warehouse. In fact, our only real challenge is keeping up with the overwhelming demand they fly off the shelves faster than we can restock them!
The LMBR R2H Chronograph is a high-precision measuring instrument designed for air rifles, air pistols, firearms (excluding shotguns) and archery. Built from high-quality, durable materials, it offers reliable performance without the need for external lighting rigs, light gates or shields. Its straightforward shoot-through design ensures consistent, dependable readings across a wide range of projectiles and disciplines.
Featuring both metric and imperial units and equipped with the latest software version, the R2H delivers detailed ballistic data including velocity, kinetic energy, power factor, statistical averages and deviation values. With built-in memory and a D-SUB9 connection for computer data transfer, it is ideal for shooters who require accuracy, simplicity and traceable performance data.
- Velocity Range 1–1220 m/s (40–6500 f/s)
- Measurement Error ≤ 1% at 1000 m/s
- Current Consumption 100 mA
- Power Supply 2 × AA batteries (alkaline or rechargeable)
- Dimensions 210 × 100 × 100 mm (H × W × D)
- Weight 980 g
- Units Metric & imperial
- Functions Velocity, kinetic energy, power factor, shot counter, averages, min/max, deviation, rate of fire, bullet weight input
- Calibration Adjustable sensor spacing
- Memory Capacity 250 velocity measurements
- Data Transfer D-SUB9 output to computer
- Multi-Discipline Compatibility – Purpose-built for airguns, archery and firearm testing, offering wide usability for clubs, hobbyists, tuners and competitive shooters.
- Effortless Operation – Ready to use without specialist lighting systems, enabling consistent readings indoors and outdoors.
- Comprehensive Ballistic Analysis – Provides full performance insights, including velocity, kinetic energy, rate of fire, and power factor for IPSC requirements.
- Advanced Consistency Tracking – Features minimum, maximum, average and standard deviation calculations to help shooters monitor shot-to-shot reliability.
- Practical Data Handling – Built-in memory allows storage of up to 250 measurements, while the D-SUB9 port enables exporting data for archiving, comparison or further analysis.
- Robust Build Quality – Constructed from high-quality materials to withstand demanding range use and maintain accuracy over time.
- Portable and Convenient – AA battery power makes it highly portable, suitable for fieldwork, indoor ranges and workshop tuning.
- Clear and Accessible Interface – Simple controls combined with an easy-to-read display ensure efficient use for shooters of all experience levels.
LMBR R2H Chronograph for Airgun, Firearms, Archery (with D-SUB9 Connection)
Are the LMBR range of Chronographs good?
Yes the LMBR Chronographs are extremely good and consistent with the readings. I personally have used a R2A for roughly 3 years and never had any issues other than the batteries going flat which are AA so easily available.
Can you Bluetooth or USB to transfer data across to a phone, Tablet or Computer?
Yes you absolutely can but the parts needed are sold separately,, Please see below for links to though items.
USB Cable - https://www.opticswarehouse.co.uk/usb-com-cable-converter-for-chronograph-r2-r2a?___store=default
Bluetooth Adapter - https://www.opticswarehouse.co.uk/lmbr-android-bluetooth-adaptor?___store=default
Are these easy to use?
Yes. Depending how much information you are actually wanting you can find the majority of information with just a touch of a couple of buttons. Instructions can also be found on each listing. There are also a few good videos on YouTube.
Where are these Assembled?
Poland
Are cases available for these?
Yes LMBR offer cases. Please see below links.
R2 – https://www.opticswarehouse.co.uk/lmbr-case-for-r2-chronograph?___store=default
R2A - https://www.opticswarehouse.co.uk/lmbr-case-for-r2a-chronograph?___store=default
Why does the display read range?
The display will only read range when something to slow to get a reading has gone through the sensors.
How do I change between Metric and Imperial?
Turn the device off, Press and hold down buttons S-2 & S-3 and turn the device back on. If you have been on Imperial it will now flash up Metric and Vise versa if you originally had Metric set.
How do I turn the backlight on and off?
Ensure the device is turned off, Press and hold down S-1, Turn the device on and now the backlight will be on. If you are wanting the light off make sure the device is turned off press down S-1 turn the device on now the backlight will be off.
How to change From High (Air Rifles) & Low (Firearms) settings?
To change settings between High & Low ensure the unit is turned off press and hold down S-1 & S-2 Turn on the device and it will change from the previous setting.
Are these real as my mate has a LMBR with different buttons and a USB port?
Yes these are 100% genuine and we get these directly from LMBR. LMBR offer these models in a few different variations, We just choose to buy them in this configuration.