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| Manufacturer | Nikon | Delta Optical | Olympus | Opticron | Pentax |
|---|---|---|---|---|---|
| Model | Action EX 8x40 CF | Titanium 8x42 | 8x42 EXPS I | Aspheric WA 8x40 | PCF WP II 8x40 |
| Lens diameter [mm] | 40 | 42 | 42 | 40 | 40 |
| Magnification [x] | 8 | 8 | 8 | 8 | 8 |
| Angular field of view [deg] | 8.2 | 7.5 | 6.5 | 8.15 | 6.3 |
| Linear field of view [m/m] | 143/1000 | 132/1000 | 113.6/1000 | 143/1000 | 110/1000 |
| Exit pupil [mm] | 5 | 5.25 | 5.25 | 5 | 5 |
| Eye relief [mm] | 17.2 | 0 | 18.1 | 14 | 20 |
| Min. focusing dist. [m] | 5 | 3 | 4 | 2.9 | 3.5 |
| Twilight factor | 17.9 | 18.33 | 18.3 | 17.89 | 0 |
| Brightness | 25 | 27.56 | 27.6 | 25 | 25 |
| Prisms | BaK-4/porro | BaK-4/Porro | BaK-4/Porro | BaK-4/Porro | BaK-4/Porro |
| Dimensions [mm] | 138 x 187 | 160x176x65 | 187x130x57 | 145x172 | 178x136x76 |
| Weight [g] | 855 | 750 | 780 | 700 | 850 |
| Waterproof | Yes | Yes | Yes | No | Yes |
| Nitogen filling | Yes | Yes | No | No | Yes |
| Argon filling | No | No | No | No | No |
| Image stabilization | No | No | No | No | No |
| Tripod exit | Yes | Yes | Yes | Yes | Yes |
| Focusing | central | central | central | central | central |
| Guarantee [years] | 10 | 5 | 25 | 5 | 1 |
| Accesories | lens caps, case, neck strap, cleaning set | ||||
| Price | 430 | 479 | 539 | 0 | 1176 |
| Additional information | |||||
| Score [max. 5.00] |
No score | No score | |||
| Our Review |
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