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1banjo Joined: 16 Nov 2008 Posts: 492 |  Posted: Fri Jan 13, 2012 12:43 am Post subject: Spiratone Hamburg f4.5 10.5cm Anastigmat
I just got a Spiratone Hamburg f4.5 10.5cm Anastigmat
does anybody know anything about it? |
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Dan Fromm Joined: 14 May 2001 Posts: 2165 |  Posted: Fri Jan 13, 2012 12:24 pm
Have you counted reflections? |
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1banjo Joined: 16 Nov 2008 Posts: 492 |  Posted: Fri Jan 13, 2012 6:29 pm
4 in front & 2 in back with shutter closed & 6 with the shutter open |
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Dan Fromm Joined: 14 May 2001 Posts: 2165 |  Posted: Sat Jan 14, 2012 7:04 pm
Look again to make sure that there's no weak reflection from the rear cell. These can often be quite hard to see.
If as you described, it is a triplet.
If there's a weak reflection from the rear cell, it is a tessar type. |
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