All Opti-Logic Laser Rangefinders offer line-of-sight distance measurements with  +/- 1 yard accuracy, four yard minimum ranging distance, automatic rain mode, red-dot targeting One Touch™ Instant On - Automatic Shutoff Operation and are powered by a single 9-volt alkaline battery. 

Here are brief descriptions of each laser rangefinder series:

XL Series Laser Rangefinder: measures line-of-sight distance up to 1000 yards.

XT Series Angle-Compensated Laser Rangefinder: has up to 3 modes of operation:
  mode 1: measures line-of-sight distance
  mode 2: measures horizontal distance
  mode 3: If supplied, offers ballistically compensated information for arrow speeds of
  approximately 220 to 330 fps.

LH Series Laser Rangefinder/Hypsometer: has four modes of operation:
  mode 1: measures line-of-sight distance
  mode 2: measures horizontal distance
  mode 3: measures height of a target (2 point and 3 point)
  mode 4: measures angle in degrees and percent grade

Opti-Logic Binoculars  available in 8x42 and 10x50 models. These high quality binoculars run a very close second to the $1000 binoculars on the market. You will have to see (through) them to believe them!

Industrial Rangefinders are Laser Rangefinder modules designed to adapt to just about any application requiring serial data output. Applications include UMV's, proximity sensing, collision avoidance and much, much more. Data are supplied via RS-232 lines. Controlled by a computer, these small, 3x5" modules can be mounted in your custom housing and range  from 4 yards to 800 yards. All for a very reasonable price.

GOLF Series  2 models. 
 
  InSight™ GL Conforms to USGA/R&A Ruling and is legal for tournament play

 (GT Models are Used for Training and Practice) 
  InSight GT Conforms to USGA/R&A Ruling in Modes 1 and 2 only 
 Mode 3 is slope compensation mode and is not in conformance.

 
If you have need  of a custom design or have a special design requirement, contact the Sales Department by email or telephone 1-888-OPTILOG (1-888-678-4564).