Overhead projectors use a bright lamp and mirrors to display text or images from a transparency sheet on a wall or screen. If your projector displays a shadow when projecting, you must troubleshoot ...
Hi,<BR><BR>I need instructions on how to load a film into a Bell & Howell 2585 b projector. If anyone can point me to the right places to find a manual online or if anyone can just talk me through it ...
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