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| Manufacturer | APM Telescopes | Carl Zeiss Jena | Carl Zeiss Jena |
|---|---|---|---|
| Model | HD 10x50 | Jenoptem 10x50W | Dekarem 10x50 |
| Lens diameter [mm] | 50 | 50 | 50 |
| Magnification [x] | 10 | 10 | 10 |
| Angular field of view [deg] | 6.5 | 7.3 | 7.3 |
| Linear field of view [m/m] | 114/1000 | 128/1000 | 128/1000 |
| Exit pupil [mm] | 5 | 5 | 5 |
| Eye relief [mm] | 18.5 | 12 | 12 |
| Min. focusing dist. [m] | 6 | 4.3 | 4.3 |
| Twilight factor | 22.36 | 22.36 | 22.36 |
| Brightness | 25 | 25 | 25 |
| Prisms | BaK-4/Porro | Bak-4/Porro | BaK-4/Porro |
| Dimensions [mm] | 186x215 | 178x199 | 178x199 |
| Weight [g] | 1600 | 1020 | 1020 |
| Waterproof | Yes | No | No |
| Nitogen filling | Yes | No | No |
| Argon filling | No | No | No |
| Image stabilization | No | No | No |
| Tripod exit | Yes | No | No |
| Focusing | individual | central | central |
| Guarantee [years] | 1 | 0 | 1 |
| Accesories | neck strap, case | neck strap, case | |
| Price | 0 | 0 | 900 |
| Additional information | Manufactured in 1971-1990 | Manufactured in 1931-1990 | |
| Score [max. 5.00] |
No score | ||
| Our Review |
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