Yuzhong Qu wrote: > > Here is the piece of knowledge that I am trying to use to make the > > inference: > > > > "Only SLRs have a ThroughTheLens viewFinder" > > Point of information - as someone has already said, the above statement is false in the real world - there are also Twin-Lens Reflexes (which you may or may not regard as having a through-"the"-lens viewfinder, since there are two identical lenses. Various large-format cameras might also be regarded as having such a viewfinder, depending on definition. There are also single-lens non-reflexes, e.g. one of the Canon EOS range (EOS 600 RT??) which had a fixed half-silvered mirror. Cheers, David. -- Dr David N Allsopp Distributed Technology Group Advanced Processing Centre E211 QinetiQ Malvern unclass: d.allsopp@signal.qinetiq.com tel: +44 (0)1684 897479 fax: +44 (0)1684 894389 This e-mail may contain information which is commercial-in-confidence and/or legally privileged. For persons other than the intended recipient(s), any use, disclosure, copying or distribution of the e-mail or information contained therein is prohibited.Received on Friday, 25 April 2003 04:19:03 GMT
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