- Displays in .1-yard Increments
- ID (Incline/Decline) Technology
- True 650-yard Ranging Capability
- Easy-to-View Uncluttered LCD Display
- Large Ocular Lens
- Tru-Target Technology
- Single Button Operation
- Ultra-Compact Size
State-of-the-Art Laser Rangefinder Technology
The PROSTAFF 3i Laser Rangefinder 6x21 is a pocket-sized tool that utilizes Nikon’s ID (incline/decline) Technology and provides precision, speed and consistency out to 650 yards. It also features Nikon’s legendary multicoated optics, waterproof/fogproof ruggedness, pocket-sized portability, long eye relief and Tru-Target Technology.
ID (Incline/Decline) Technology
Nikon’s advanced ID Technology provides the horizontal distance to the target, even when ranging at various incline or decline shooting angles—up to an incredible +/- 89 degrees (nearly vertical up or down).
Consistency When It Matters
The new PROSTAFF 3i Rangefinder gets you on target with precision, speed and consistency—a necessity to effectively use Nikon’s BDC reticles and Spot On™ Ballistic Match Technology.
Large Ocular Lens
The large 18mm ocular provides a faster view when seconds count.
The uncluttered screen displays ranges with Nikon’s trademark speed and accuracy in .1-yard intervals.
The PROSTAFF 3i Rangefinder conveniently fits in a pocket or a pack, and can be worn on a belt without interfering with your shot. Comfortable to carry and use all day long in any of the toughest situations your hunt can present.
Single Button Operation
For fast, easy measurements, the single button operation of the PROSTAFF 3i Rangefinder is simple to use and automatically powers down after 8 seconds to reduce battery use.
Long Eye Relief
Incredible 18mm eye relief allows for easy, comfortable viewing.
For all weather performance.
Tru Target Technology
Choose between two different ranging modes depending on the situation. First target priority mode allows you to range an object as small as a fence post while distant target priority mode displays the range of the farthest target among a group of targets measured.
LCD, Video and Photo Gallery images are for illustrative purposes only.
Measurement Range8 -650 yds
Increment Reading.1 yds
Angular Field of View (Real)7.5 °
Angular Field of View (Apparent)43 °
Eye Relief18.3 mm
Diopter Adjustment+/- 4 °
Power Source1 CR2 Lithium Battery
Size (Length x Width x Height)4.4 x1.4 x2.8 in
Weight w/o Batteries5.6 oz
Objective Diameter21 mm
Exit Pupil3.5 mm
Tru Target TechnologyYes