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F/1,5 F=100,000 mm (50,0°)
[ f/1,5 f=101,384 mm (50,0°) ]
N° |
Rayon |
Indice d |
Constringence |
Épaisseur |
0 |
air | ***** |
***** | |
1 |
66,070 | 1,64360 |
48,3 |
10,500 |
2 |
414,470 | air |
***** |
0,500 |
3 |
43,827 | 1,64360 |
48,3 |
12,000 |
4 |
94,874 | 1,51000 |
64,5 |
8,000 |
5 |
-950,500 | 1,70050 |
30,2 |
2,000 |
6 |
28,096 | air |
***** |
21,500 |
7 |
-33,465 | 1,61930 |
36,4 |
2,000 |
8 |
Dpt. plan | 1,64350 |
48,3 |
11,000 |
9 |
-43,123 | air |
***** |
2,000 |
10 |
122,690 | 1,61420 |
56,3 |
11,000 |
11 |
-92,140 | air |
***** |
o3o-4k4j |
no dioptre diaphragme : 6 | Calcul n° 999
| |||
Commentaire : GB 0 553 844 | ||||
Inventeur : B. Langton | Maison : Dallmeyer | Date : 1943 | 13/21 |