I bought a used business projector (Dell 3300MP XGA) on eBay for $350 (MSRP $1600). This is my first ever projector and I've been wanting one since the mid 1990's (not even the debut of large ...

Your lens determines image sharpness, throw ratio, aspect ratio and maximum picture size. Fixed lenses are cheap and portable; zoom adds size flexibility; lens shift eases placement. Protect and clean ...

At work recently I found an old lens for a very old Barco projector we used long ago. The projector was one of those three internal CRT lens deals. The lens I found is a 7:1 extra long throw fixed ...

The flexible ultra-short-throw lens module (FP-ZL034) has a throw ratio of 0.34 to 0.41, and allows the projector to be placed close to the viewing surface. As the main body of the lens offers ...

Anthony is a Toronto-based communications specialist with degrees in history and journalism who loves to use his research and interview skills to inform and entertain. He has over a decade of ...