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- Path: sparky!uunet!gatech!udel!gvls1!tredysvr!ubbpc!kjm
- From: kjm@ubbpc.tredydev.Unisys.COM (Ken J. McFadden)
- Newsgroups: rec.photo
- Subject: Re: Lens reversal for close-up photography
- Message-ID: <1046@ubbpc.tredydev.Unisys.COM>
- Date: 21 Jan 93 16:50:58 GMT
- References: <1993Jan18.173815.23437@bmw.mayo.edu> <1993Jan18.192511.5028@walter.bellcore.com> <1993Jan18.150229.1243@mala.bc.ca>
- Organization: Unisys UNIX Portation Center, Blue Bell, PA
- Lines: 24
-
- In article <1993Jan18.150229.1243@mala.bc.ca> wagner@mala.bc.ca writes:
- >I ORGINALLY REPLIED DIRECTLY, BUT WILL TRY TO POST THIS AS PER MY REQUEST.
- >
- >HAVE USED LENSE REVERSAL FOR YEARS FOR EXTREME CLOSUP (MACRO) PHOTOGRAPHY. IT
- >GIVES AN EXTREMELY FLAT FIELD AS YOU ARE USING THE END OF THE LENSE THAT
- >USUALLY LOOKS AT A FLAT FILM PLANE.
- >
- >ADAPTERS ARE AVAILABLE THAT ALLOW DIRECT CONNECTION (NOT COUPLING AS THEY WILL
- >NOT WORK AUTO) TO THE BODY. THESE ADAPTERS SHOULD NOT BE USED WITH ADAPTER
- >RINGS AS YOU WANT TO GET THE LENSE AS CLOSE TO THE FILM PLANE AS POSSIBLE.
-
- Why not? The further you get the lens from the film plane, the higher the
- magnification you will get. I've done some extreme closeups with a 24mm
- mounted reversed on a bellows extended near its limit.
-
- [rest deleted]
-
- >AKA VE7GDA
-
- ---
- Ken McFadden tredysvr!ubbpc!kjm@gvls1.vfl.paramax.com
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