> 1. what is the actual focal length of the 105 , 200 and
> 70-180 Micro lenses at closest focus ?
· Micro-Nikkor AF 60 mm - Ratio 1 : 1 -> 49,427 mm.
· Micro-Nikkor AF 105 mm - Ratio 1 : 1 -> 73,722 mm.
· Micro-Nikkor AF 200 mm - Ratio 1 : 1 -> 102,225 mm.
· Micro-Nikkor AF 70-180 mm :
at 70 mm - Ratio 1 : 3,21 -> 50,179 mm.
at 105 mm - Ratio 1 : 2,21 -> 62,887 mm.
at 180 mm - Ratio 1 : 1,33 -> 71,187 mm.
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Pierre Payet-Burin Laboratoire de Cryophysique
CEA Grenoble - SPSMS/LCP Mailto:[EMAIL PROTECTED]
