Classement par Marques / Fabricants
Ross
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Nom
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Source
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f/
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Fmm
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a°
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Date
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Type
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Coupe
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Inventeur
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Maison
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Lien
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| Panoramic lens | von Rohr, p171, nş72 // tur nş59, p104 |
12
|
100
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30
|
1859
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3
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 |
Th. Sutton
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Cox / Ross
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|
| Doublet de TH.Ross | von Rohr, p177 nş76, tur nş105 p147 |
19,4
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100
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36
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1864
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2/2
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 |
Th. Ross
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Ross
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| Concentric Lens | tur nş106 p148 (US 404 506) |
20
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100
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60
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1888
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2/2
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 |
H. L. H. Schroeder
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Ross
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| _/_ | GB 1894 08492 |
11
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100
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18
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1895
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2/2
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 |
Heinrich L. H. Schröder, John Stuart
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_/_
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| _/_ | gb 1913 29 636 tur. nş71 p115 ( arrière seulement) |
11
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100
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40
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1913
|
/4
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 |
John Stuart, John William
Hasselkus
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Ross
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| _/_ | gb 1913 29 636 tur. nş71 p115 |
5.5
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100
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70
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1913
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4/4
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John Stuart, John William
Hasselkus
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Ross
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| _/_ | US 1 073 950 |
6,9
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100
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36
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1913
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3/2
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William Bielicke
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Ross
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| _/_ | GB 0 188 621 |
5,5
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280
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30
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1922
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2/3
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J. Hasselkus
|
Ross
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