Difference between revisions of "Derval"
(Added speeds, noted that it's an everset shutter, +present tense.) |
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The '''Derval''' is a [[leaf shutter|2-leaf shutter]] with speeds 1/25, 1/50 and 1/100 second, plus 'B' and 'T' modes. | The '''Derval''' is a [[leaf shutter|2-leaf shutter]] with speeds 1/25, 1/50 and 1/100 second, plus 'B' and 'T' modes. | ||
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| + | The Derval was produced by the German company [[Gauthier]]. <br/> | ||
| + | It is an [[everset]] shutter meaning that there is no separate tensioning action necessary. Just operating the release suffices. | ||
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[[Category:German shutters]] | [[Category:German shutters]] | ||
[[Category:leaf shutters]] | [[Category:leaf shutters]] | ||
[[Category:1906-1910]] | [[Category:1906-1910]] | ||
Revision as of 14:37, 4 July 2015
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The Derval is a 2-leaf shutter with speeds 1/25, 1/50 and 1/100 second, plus 'B' and 'T' modes.
The Derval was produced by the German company Gauthier.
It is an everset shutter meaning that there is no separate tensioning action necessary. Just operating the release suffices.
