Focusing on lenses. (Physical Security): An article from: Security Management
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This digital document is an article from Security Management, published by American Society for Industrial Security on May 1, 1993. The length of the article is 4092 words. The page length shown above is based on a typical 300-word page. The article is delivered in HTML format and is available in your Digital Locker immediately after purchase. You can view it with any web browser.

From the supplier: The importance of choosing the correct camera lenses for closed-circuit television (CCTV) was discussed. CCTVs would be effective only if it can capture visual information properly. To choose the right lens for the job, security professionals must have a basic understanding of lenses. A Discussions of lens format size, focal length, field of view, depth of field, iris and f-stop, 2X teleconvertetrs, C standard and CS standard lenses and wide-angle attachments are presented.

Citation Details
Title: Focusing on lenses. (Physical Security)
Author: Charlie Pierce
Publication: Security Management (Refereed)
Date: May 1, 1993
Publisher: American Society for Industrial Security
Volume: v37 Issue: n5 Page: p41(4)

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