_/_
F/5,0 F=99,980 mm (60,0°)
[ f/5,0 f=99,982 mm (60,0°) ]
_/_
F/5,0 F=99,980 mm (60,0°)
[ f/5,0 f=99,982 mm (60,0°) ]
N° |
Rayon |
Indice d |
Constringence |
Épaisseur |
0 |
air | ***** |
***** | |
1 |
21,800 | 1,66300 |
33,3 |
3,924 |
2 |
523,100 | 1,49100 |
70 |
4,360 |
3 |
-28,350 | 1,62600 |
37,7 |
1,308 |
4 |
17,660 | air |
***** |
6,105 |
5 |
-82,220 | 1,59100 |
41,3 |
1,308 |
6 |
17,660 | 1,67600 |
52,1 |
3,793 |
7 |
-38,850 | air |
***** |
o3o-3k4f |
no dioptre diaphragme : 4 | Calcul n° 641
| |||
| Commentaire : US 2 202 749 I (n3=53.3) | ||||
| Inventeur : W. Tronnier | Maison : Schneider | Date : 1940 | 3/2 | |