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 ...

If your projector is too low or high in relation to the screen, lens shift is a tool that can help. Video projectors offer a very different viewing experience than TVs, but that also comes with a few ...

Simply put, if a projector isn’t square to a wall, its image will be warped. To fix it, most low end models use digital keystone correction. The higher-end method that relies on adjusting the physical ...

If you need to adjust your projector to get a better picture or beam to a different part of the room, you don't have many choices -- you might only have slight adjustments to the lens itself, and ...

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 ...