| shutters >> Prontor >> Prontor SVS |
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Prontor SVSThe Prontor-SVS has a common mechanism for the M/X synchronization and the self-timer (usage: first select the wanted speed, then cock the shutter and then optionally engage the self-timer by moving the V/X/M lever to V). Exists with 1/300 and 1/500 top speeds. [source: www.camerapedia.org]
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