_/_
F/2,5 F=100,000 mm (50,0°)
[ f/2,5 f=99,983 mm (50,0°) ]
_/_
F/2,5 F=100,000 mm (50,0°)
[ f/2,5 f=99,983 mm (50,0°) ]
N° |
Rayon |
Indice d |
Constringence |
Épaisseur |
0 |
air | ***** |
***** | |
1 |
34,890 | 1,61465 |
***** |
1,994 |
2 |
25,920 | 1,58977 |
***** |
9,571 |
3 |
465,250 | air |
***** |
9,704 |
4 |
-60,220 | 1,58389 |
***** |
0,798 |
5 |
35,890 | air |
***** |
8,109 |
6 |
98,370 | 1,63036 |
***** |
1,595 |
7 |
65,800 | 1,61805 |
***** |
10,368 |
8 |
-53,170 | air |
***** |
o3o-4k4j |
no dioptre diaphragme : 3 | Calcul n° 1037
| |||
| Commentaire : FR 0 518 819 I | ||||
| Inventeur : _/_ | Maison : Optis | Date : 1921 | 2/12 | |