File:Ed LiesegangPatrinast1-28 85 d37SIDE.jpg
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![File:Ed LiesegangPatrinast1-28 85 d37SIDE.jpg](https://upload.wikimedia.org/wikipedia/commons/thumb/7/79/Ed_LiesegangPatrinast1-28_85_d37SIDE.jpg/800px-Ed_LiesegangPatrinast1-28_85_d37SIDE.jpg?20100213122514)
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[edit]DescriptionEd LiesegangPatrinast1-28 85 d37SIDE.jpg |
English: This is a version of the projection objective "Patrinast" produced for German optical company "Ed. Liesegang OHG", Duesseldorf (Germany). The aperture is given as 1:2.8, focal length 85mm, coated lenses. This type of all-metal projection objectives was commonly used in the Liesegang slide projectors of the 1950 and 1960s. Diameter of the tubus: 37mm. Several similar version of the projection lens exist, the later ones in plastics. |
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Author | Trinitrix |
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current | 12:25, 13 February 2010 | ![]() | 1,548 × 1,125 (1,008 KB) | Trinitrix (talk | contribs) | {{Information |Description={{en|1=This is a version of the projection objective "Patrinast" produced by German optical company "Ed. Liesegang OHG", Duesseldorf (Germany). The aperture is given as 1:2.8, focal length 85mm, coated lenses. This type of all-m |
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