Specification | 20x80mm | 30x80mm |
Magnification | 20x | 30x |
Obj.lens | 80mm | 80mm |
Angle | 3.7° | 2.4° |
Field of View | 65m/1000m | 42m/1000m |
Apparent Field of View | 74° | 72° |
Exit pupil | 4.4mm | 3.0mm |
Eye relief | 18.0mm | 13.0mm |
Prism System | Porro | Porro |
Prism Glass | BaK-4 | BaK-4 |
Lens Coating | Fully Multi | Fully Multi |
Eyecups | Twist-Up | Twist-Up |
Focus System | Center | Center |
Size Class | 228x120x325 | 228x120x325 |
Color | Black( various colors for option) | |
Water Fogproof | Yes | Yes |
Weight | 2200 g | 2120 g |
Patent Number | ZL 2004 2 0104592.3 |