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F/10,0 F=97,892 mm (45,0°)
[ f/10,0 f=97,892 mm (45,0°) ]
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F/10,0 F=97,892 mm (45,0°)
[ f/10,0 f=97,892 mm (45,0°) ]
N° |
Rayon |
Indice d |
Constringence |
Épaisseur |
0 |
air | ***** |
***** | |
1 |
22,240 | 1,60950 |
58,8 |
1,110 |
2 |
-86,650 | air |
***** |
2,340 |
3 |
-37,090 | 1,54560 |
46,2 |
0,830 |
4 |
32,000 | air |
***** |
2,220 |
5 |
-32,000 | 1,54560 |
46,2 |
0,830 |
6 |
37,090 | air |
***** |
2,340 |
7 |
86,650 | 1,60950 |
58,8 |
1,110 |
8 |
-22,400 | air |
***** |
o3o-4k4j |
no dioptre diaphragme : 4 | Calcul n° 902
| |||
| Commentaire : GB 0 317 697 II | ||||
| Inventeur : B. Langton (Bertram) | Maison : Dallmeyer | Date : 1929 | 11/11 | |