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Planar lenses for stereo camera?


  • From: Greg Erker <erker@xxxxxxxxxxxxxx>
  • Subject: Planar lenses for stereo camera?
  • Date: Thu, 28 Jan 1999 11:15:32 -0600

Hi,

  A surplus place called C and H Sales has some surplus
Zeiss Planar 75mm f2.8 lenses for sale on their web
page:
http://aaaim.com/cgi-local/shop982/shop.pl/SID=60112147/page=page116.htm

  Price is $50. One gotcha is that they don't have
shutter or aperture in them (aeriel recon lenses)
so you would have to hack them apart to fit them
onto a leaf shutter (Copal 0 or whatever).

  Another gotcha is that they say lens "will cover
2 1/4 x 2 1/4 with only a tiny image loss in the
far corners". Stopping down might help this problem
and/or the vignetting might be covered by the 50x50mm
opening size of Joel's MF mounts.

  Steve Grimes does this type of mounting work. One
of his services is mounting barrel lenses into shutters:
http://www.skgrimes.com/lensmount/index.htm

  The price shown is $225 plus shutter. Steve's
price for shutters is $180/$225 for Copal #0/#1.
This price is if he gets to keep your old shutter
(LF lens shutter upgrade) so I don't know what
the pricing would be without trade-in.

  So, for about $900 you could theoretically have
a pair of Planars for a stereo camera (assuing the
first pair you bought matched in focal length).

  It might be cheaper to buy a pair of Mamiya TLR
80mm f2.8 lenses (scratched or fungus perhpas)
and use them for the shutters.

Greg