Relay-Version: version B 2.10 5/3/83; site utzoo.UUCP Posting-Version: version B 2.10.1 6/24/83; site pur-phy.UUCP Path: utzoo!linus!decvax!harpo!eagle!mhuxi!houxm!ihnp4!inuxc!pur-ee!CSvax:Pucc-H:Physics:hal From: CSvax:Pucc-H:Physics:hal@pur-ee.UUCP Newsgroups: net.rec.photo Subject: Re: CRT photos Message-ID: <1056@pur-phy.UUCP> Date: Wed, 12-Oct-83 11:28:14 EDT Article-I.D.: pur-phy.1056 Posted: Wed Oct 12 11:28:14 1983 Date-Received: Fri, 14-Oct-83 02:13:05 EDT References: <1529@fortune.UUCP> Organization: Purdue University Physics Dept. Lines: 9 Since one frame of a TV picture takes 1/30 second to draw (1/60 sec. to write the even scan lines; 1/60 sec. for the odd lines) you need control of the camera shutter speed speed to be sure you get a screenful. The camera should be set on 1/30 sec. (or at least 1/60) to get the whole picture. Hal Chambers Purdue University