Projection and photography lens
F/4,5 F=100,000 mm (35,0°)
[ f/4,5 f=99,969 mm (35,0°) ]
Projection and photography lens
F/4,5 F=100,000 mm (35,0°)
[ f/4,5 f=99,969 mm (35,0°) ]
N° |
Rayon |
Indice d |
Constringence |
Épaisseur |
0 |
air | ***** |
***** | |
1 |
31,620 | 1,61200 |
58,2 |
2,890 |
2 |
Dpt. plan | air |
***** |
10,721 |
3 |
-39,810 | 1,61800 |
37,7 |
2,890 |
4 |
38,320 | air |
***** |
6,060 |
5 |
-461,470 | 1,61200 |
58,2 |
2,890 |
6 |
-30,950 | air |
***** |
o3o-3k4f |
no dioptre diaphragme : 1 | Calcul n° 154
| |||
| Commentaire : US 1 034 408 | ||||
| Inventeur : Conrad et Horace Beck | Maison : Beck | Date : 1911 | /111 | |