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F/6,9 F=100,000 mm (36,0°)
[ f/6,9 f=99,999 mm (36,0°) ]
_/_
F/6,9 F=100,000 mm (36,0°)
[ f/6,9 f=99,999 mm (36,0°) ]
N° |
Rayon |
Indice d |
Constringence |
Épaisseur |
0 |
air | ***** |
***** | |
1 |
20,680 | 1,61240 |
37 |
1,477 |
2 |
14,050 | 1,57330 |
57,5 |
4,399 |
3 |
-35,120 | 1,57810 |
41 |
1,182 |
4 |
92,700 | air |
***** |
16,479 |
5 |
-19,530 | 1,61180 |
56,8 |
1,182 |
6 |
12,870 | 1,52002 |
51,3 |
5,252 |
7 |
-30,300 | air |
***** |
o3o-3k4f |
no dioptre diaphragme : 4 | Calcul n° 178
| |||
| Commentaire : US 1 073 950 | ||||
| Inventeur : William Bielicke | Maison : Ross | Date : 1913 | 3/2 | |