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Customer Reviews
Most Recent Reviews
Simple and easy by Magikarp138, Verified Owner, September 23, 2025
Plain and simple definitely great for a first time buyer
Most Recent Reviews
The rangefinder was able to pick up the flag very quickly and with accuracy. My golfing partner, had a rangefinder at a much higher price, and we kept coming up with the same yardages each and every time. Everybody’s rangefinders did struggle pickin...
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Most Recent Reviews
great optics with bright image! by Kyle, August 31, 2023
Have tried many rangefinders, it is amazing what you get with Astra Optix. The quality and functionality, the speed and the accuracy. they could charge a lot more and it would still be worth it. It's a beautiful product.
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We've got an AWESOME deal for you!

Blazin' Deal
Prices have been cut drastically on this product as part of a special offer. These prices are so low that there's no double-dipping with coupons or any additional discounts, but you'll still get the best deal out there. This offer won't last long, so don't miss out!
Color: Gray Battery Quantity: 1

Code: 5FT-RF-CPB1-PROB1

MPN: ProB1

UPC: 860004762355

Blazin' Deal
List: $274.48Save 27%
$199.00

Product Info for Astra Optix Golf Pro B-1 Laser 6x21mm Rangefinder w/Slope

The Astra Optix PRO B-1 Golfing Laser Rangefinder is what we call a true value. The features and quality we incorporated in this budget-friendly golfing rangefinder gives you all the accurate range finding capabilities and optical quality expectations you would expect in a higher end product. We know a common stereotype of golfing products is 'you get what you pay for', but through our resources and business model we are able to provide incredible value without sacrificing quality. Your dollar goes farther with Astra Optix, and the PRO B-1 is the best combination of must-have features you need with reliable performance without breaking the bank. It's as simple as that.image

WARNING: California`s Proposition 65

Specifications for Astra Optix Golf Pro B-1 Laser 6x21mm Rangefinder w/Slope:

Manufacturer: Astra Optix
Objective Lens Diameter: 21 mm
Magnification: 6 x
Eye Relief: 16 mm
Field of View, Angle: 6 degrees
Field of View, Linear: 315 ft at 1000 yds
Weather Resistance: Rainproof
Water Resistance Level: Waterproof
Weight: 4.25 oz
Width: 1.45 in
Length: 3.87 in
Color: Gray
Battery Type: CR2 Lithium
Minimum Focus Distance: 6 yds
Minimum Range: 6 yds
Battery Life: 10,000 Measurements
Battery Quantity: 1
Finish: Durable
Exit Pupil: 16 mm
Operating Temperature: 23 - 120 Fahrenheit
Diopter Adjustment Range: -5 - 5 dpt
Optical Coating: Multi-Coated
Rangefinder Application: Golfing
Range Response Time: 0.1 seconds
Package Type: Box
Twilight Factor: 11.22
Accuracy: +/- 1
Wavelength: 905 nm
Last Chance: Yes

Features of Astra Optix Golf Pro B-1 Laser 6x21mm Rangefinder w/Slope

  • Ultra-Fast Flagstick Ranging
  • Accurate Ranging Capabilities
  • High Transmission Lcd Display
  • Premium Optical Quality
  • Advanced Golfing Features And Technologies
  • Ranging Capabilities: Reflective Up to 1760 yards, Tree Up to 1000 yards, Flag Up to 450 yards, Flag Locked Up to 250 yards
  • Range Response Time: 0.1 seconds with +/- 1 yard accuracy
  • Laser Capabilities: 905nm Class I Laser, Horizontal Range Target Style, +/- 1 Yard Distance Accuracy and +/- 1 Degree Angle Accuracy
  • Ranging Modes: Slope mode and Pin Lock Mode
  • Housing Type: Durable Composite with Rubber
  • Durability: IPX4 Rainproof Rating, Weatherproof and Shockproof
  • Operation Temperature: 23F to +120F, Storage Temperature Range 0F to +140F
  • Battery Type: CR2-3V Optical System: 3 Eye Full Glass System with 6x

Package Contents:

  • Astra Optix Golf Pro B-1 Laser 6x21mm Rangefinder w/Slope
  • Laser Rangefinder
  • Premium Soft Carry Case
  • Microfiber Lens Cleaning Cloth
  • Adjustable Neck-style Lanyard
  • Astra Optix Decal Sticker
  • CR-2 Lithium Battery
  • Quick Start Guide.

Astra Optix Golf Pro B-1 Laser 6x21mm Rangefinder w/Slope Orderable Models

List of Orderable Models

  • Astra Optix Golf Pro B-1 Laser 6x21mm Rangefinder w/Slope, Gray, ProB1 , MPN: ProB1 , UPC: 860004762355 , Code: 5FT-RF-CPB1-PROB1
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