OPTICAL CHARACTERISTICS
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°¹
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)¹
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
Footnote
¹ Apparent field of view based on the ISO 14132-1:2002 standard
¹ Based on Canon testing standards
¹ Apparent field of view based on the ISO 14132-1:2002 standard
¹ Based on Canon testing standards
¹ Apparent field of view based on the ISO 14132-1:2002 standard
¹ Based on Canon testing standards