Binocular type Prism
Magnification 18x
Objective lens effective diameter 50mm
Filter Size 58mm
Real Field of View 3.7°
Apparent Field of View 60.3°
Field of View at 1000m 65m
Optical Construction
Objective lens construction 4 elements in 3 groups
Eyepiece lens construction 7 elements in 5 groups
UD lens 1 UD lens
Doublet Field Flattener Yes
Exit Pupil diameter 2.8mm
Eye relief 15mm
Prism type Porro II prism
Lens coating Super Spectra coating
Focusing and dioptric correction
Focusing system Object lens movement
Focusing method Manual focus
Dioptric correction method Dioptric correction ring
Dioptric correction range =+/- 3.0m-1 (dioptre)
Closest focusing distance 6m
Image Stabilizer
Image Stabilizer system Vari-Angle Prism
Correction angle =+/- 0.7°
Shake detection system 2 Gyro sensors
Image Stabilizer activation Push button switch
Power source 2 x AA size batteries
Battery life =+25°C: approx 2.5 hours
-10°C: approx 10 minutes (using alkaline batteries)
Battery level indicator Yes (LED)
Physical Specifications
Water Resistance JIS level 4
Rubber coating Yes
Operating conditions -10°C to 45°C, 90% humidity
Width 152mm
Height 193mm
Depth 81mm
Weight (Excluding battery) 1180g