Projection lens
F/3,0 F=202,200 mm (20,0°)
[ f/3,0 f=202,209 mm (20,0°) ]
Projection lens
F/3,0 F=202,200 mm (20,0°)
[ f/3,0 f=202,209 mm (20,0°) ]
N° |
Rayon |
Indice d |
Constringence |
Épaisseur |
0 |
air | ***** |
***** | |
1 |
130,930 | 1,50120 |
63,1 |
9,500 |
2 |
-119,600 | 1,62020 |
36 |
3,500 |
3 |
-1800,000 | air |
***** |
200,000 |
4 |
76,030 | 1,50120 |
63,2 |
10,500 |
5 |
-66,100 | 1,62020 |
36 |
2,500 |
6 |
-1800,000 | air |
***** |
o3o-3k4f |
no dioptre diaphragme : 3 | Calcul n° 430
| |||
| Commentaire : US 1 610 514 a (n4 et n5 inversés) | ||||
| Inventeur : Christopher Graf | Maison : | Date : 1926 | 2/2 | |