_/_
F/22,0 F=229,917 mm (15,0°)
[ f/22,0 f=229,917 mm (12,4°) ]
_/_
F/22,0 F=229,917 mm (15,0°)
[ f/22,0 f=229,917 mm (12,4°) ]
N° |
Rayon |
Indice d |
Constringence |
Épaisseur |
0 |
air | ***** |
***** | |
1 |
21,500 | 1,61132 |
***** |
3,300 |
2 |
Dpt. plan | air |
***** |
1,900 |
3 |
-74,200 | 1,60457 |
***** |
1,100 |
4 |
20,800 | air |
***** |
6,000 |
5 |
-111,300 | 1,52110 |
***** |
1,100 |
6 |
25,200 | 1,61132 |
***** |
3,000 |
7 |
-36,700 | air |
***** |
75,000 |
8 |
-14,000 | 1,53751 |
***** |
2,000 |
9 |
14,300 | 1,61873 |
***** |
3,200 |
10 |
172,000 | air |
***** |
o3o-3k4f |
no dioptre diaphragme : 4 | Calcul n° 685
| |||
| Commentaire : GB 1906 18 121 II [sur US 721 240 nº95] | ||||
| Inventeur : A. Staley | Maison : _/_ | Date : 1906 | 11/22 | |