Interesting shutter blades in Mamiya TLR 55mm 4.5 lens

nhchen

Nathan
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Joined
Sep 17, 2013
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346
I recently got a mamiya 55mm f4.5 TLR lens with dislodged shutter blades. So I got to work opening it up to put the shutter blades back. After putting the shutter blades back, I realised that they didn't fully open when the shutter is released.
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So I disassembled it and tried again. After a while I realised that for this lens the shutter blades do not actually need to open fully since the light path through the shutter is quite small.
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This is it with the front elements attached:
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I just find this interesting for them to design it this way.
Have anyone else found this in other lenses?

regards,
nathan
 
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