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- Newsgroups: rec.photo
- Path: sparky!uunet!walter!wind!jchen
- From: jchen@wind.bellcore.com (Jason Chen)
- Subject: Re: EF70-210 3 Types?
- Message-ID: <1992Nov20.051534.4956@walter.bellcore.com>
- Sender: news@walter.bellcore.com
- Nntp-Posting-Host: wind.bellcore.com
- Reply-To: jchen@wind.bellcore.com (Jason Chen)
- Organization: Bellcore, Morristown, NJ
- References: <1992Nov20.021009.6816@cs.cornell.edu> <1992Nov20.032739.2649@walter.bellcore.com>
- Date: Fri, 20 Nov 92 05:15:34 GMT
- Lines: 19
-
- In article <1992Nov20.032739.2649@walter.bellcore.com> jchen@wind.bellcore.com (Jason Chen) writes:
- >In article <1992Nov20.021009.6816@cs.cornell.edu> jchen@cs.cornell.edu (Jeffrey Chen) writes:
- >>I don't get it: I've seen advertised 3 different 70-210 lenses all
- >>purportedly made by Canon, can anyone explain differences betweeen
- >>them?
- >>
- >>70-210 f4.0 USM
- >>70-210 f3.5-4.5 USM
- >>70-210 f4.0 (not USM)
- >>
- >Canon only has one 70-210 zoom with EF mount: the f3.5-4.5USM.
-
- I should add "in production" to my previous statement. Canon did
- have a EF 70-210/f4, but was discontinued long ago. I've never
- heard of a 70-210/f4 USM.
-
- I don't know about the old 70-210, but the USM lens is a very sharp lens.
-
- Jason
-