M.1 Specifications
| Magnification | 10x |
| Obj. lens diameter | 42mm |
| Exit pupil | 4.2mm |
|
Field of View (FOV)
|
6.6°
|
| Apparent FOV (FOV x Power) |
66°
|
| Field of view (ft/1000 yds) | 347 |
| Brightness | 17.6 |
|
Light transmission (%)
|
94.50% |
| Twilight factor | 20.5 |
| Multi Position Eyecup Y/N | Yes |
| Eye relief | 17.8mm |
| Near focus | 4.9ft |
| Dimension WxHxD | 2.13"x5.63"x2.13" |
| Weight | 14.7 oz |
|
Lens constr. obj.
|
3 groups 4 elements (ED) |
|
Lens constr. ocular
|
4 groups 6 elements |
| Prisms type | Wide Angel Schmidt-Pechan |
| Prism reflective coating type | Dielectric Coating |
| ED Glass | Yes |
| Phase correction coating | Yes |
| Lens coating | Scratch and Oil Resistant |
| Pressure tested to what pressure | 1m for 30 min. (IPX7) |
| Storage temperature |
-40°~158°F
|
| Functional temperature |
-13°~140°F
|
| Frame material | Magnesium |
| Internal gas purged |
Nitrogen
|
| Tripod Adaptable Y/N |
No
|
| Origin |
Japanese components assembled in the U.S.
|