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- Path: sparky!uunet!paladin.american.edu!gatech!swrinde!sdd.hp.com!network.ucsd.edu!calmasd!jpb
- From: jpb@calmasd.Prime.COM (Jan Bielawski)
- Newsgroups: rec.photo
- Subject: Re: Velvia Reciprocity Info?
- Message-ID: <5397@calmasd.Prime.COM>
- Date: 24 Dec 92 03:04:39 GMT
- References: <12430086@hpmwnpd2.sr.hp.com>
- Organization: Computervision, San Diego, CA
- Lines: 36
-
- In article <12430086@hpmwnpd2.sr.hp.com> allana@hpmwtd.sr.hp.com (Allan Armstrong) writes:
- <Does anyone have information about the reciprocity failure of Fujichrome
- <Velvia? I've been able to look up the behavior of Fujichrome 100 and 50
-
- This is from tests made at Brooks Institute's Color Technology
- Department as reported by Petersen's Photographic:
-
- Meter reading Recommended exposure time
- ------------- -------------------------
- 1.0" same
- 2.0" same
- 4.0" 4.9"
- 5.0" 6.5"
- 8.0" 12"
- 10" 16"
- 12" 19"
- 16" 28"
- 20" 39"
- 25" 49"
- 32" 1'6"
- 40" 1'28"
- 64" 2'38"
- 1'21" 3'31"
- 1'42" 4'42"
-
-
- The same issue (May 1991) also lists reciprocity corrections for
- a bunch of Ektachromes, Kodachromes, Fujichromes, VPH, VPS, T-Max 100,
- Fujicolor Reala, a Konica and an Agfachrome. Kodachrome 64 has to be
- a record holder: if the meter reads 1'42" the recommended exposure time
- is thirty five minutes (!)
-
- Jan Bielawski
- Computervision, San Diego
- jpb@calmasd.prime.com
-
-