| Prism type | BAK-4 Roof | BAK4 |
|---|---|---|
| Product colour | Black | Black |
| Exit pupil | 6.3 mm | 4.17 Mm |
| Apparent field of view | 5.85° | - |
| Field of view (at 1000 m) | 102 m | 89 M |
| Closest focusing distance | 4 m | 2.5 M |
| Eye relief | 1.98 cm | 15 Mm |
| Waterproof | Yes | Yes |
| Waterproof up to | 0.5 m | - |
| Magnification | 8x | 12x |
| Objective diameter | 5 cm | 50mm |
| Twilight factor | 20 | - |
| Diopter adjustment (D-D) | -3.5 - 3.5 | Yes |
| Tripod mounting supported | Yes | Yes |
| Interpupillary distance (min) | 5.6 cm | - |
| Interpupillary distance (max) | 7.6 cm | - |
| Prism type | - | BAK4 |
| Product colour | - | Black |
| Lens coating | - | Fully Multi-coated |
| Exit pupil | - | 4.17 Mm |
| Real field of view | - | 5.1 Degrees |
| Field of view (at 1000 m) | - | 89 M |
| Closest focusing distance | - | 2.5 M |
| Eye relief | - | 15 Mm |
| Bird watching | - | Suitable |
| Magnification | - | 12x |
| Objective diameter | - | 50mm |
| Focus | - | Central Focus Wheel |
| Diopter adjustment (D-D) | - | Yes |
| Waterproof | - | Yes |
| Tripod mounting supported | - | Yes |
| Lens coating | - | Fully Multi-coated |
| Real field of view | - | 5.1 Degrees |
| Bird watching | - | Suitable |
| Focus | - | Central Focus Wheel |
| Width | 180 mm | - |
|---|---|---|
| Depth | 140 mm | - |
| Height | 70 mm | - |
| Weight | 800 g | 0.79 Kg |
| Weight | - | 0.79 Kg |
| Carrying case | Yes | GlassPak Harness |
|---|---|---|
| Neck strap included | Yes | Yes |
| Cleaning cloth | Yes | - |
| Carrying case | - | GlassPak Harness |
| Neck strap included | - | Yes |
| Battery operated | - | No |
|---|---|---|
| Battery operated | - | No |
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