_/_
F/11,0 F=174,300 mm (15,0°)
[ f/11,0 f=174,393 mm (15,0°) ]
_/_
F/11,0 F=174,300 mm (15,0°)
[ f/11,0 f=174,393 mm (15,0°) ]
N° |
Rayon |
Indice d |
Constringence |
Épaisseur |
0 |
air | ***** |
***** | |
1 |
41,700 | 1,52270 |
56 |
11,900 |
2 |
-200,000 | air |
***** |
20,000 |
3 |
-43,700 | 1,65130 |
33,6 |
6,000 |
4 |
64,300 | air |
***** |
1,000 |
5 |
15,000 | 1,52441 |
55 |
2,500 |
6 |
19,700 | air |
***** |
3o3-3k4h |
no dioptre diaphragme : 6 | Calcul n° 883
| |||
| Commentaire : GB 0 198 592 (sur GB 0 271 186) | ||||
| Inventeur : A. Warmisham | Maison : | Date : 1923 | 111/ | |