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 ...

Projection lenses play a prominent role in modern society. When combined with a projector, these lenses allow people to view two-dimensional images on a screen by magnifying them and throwing them ...

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 lens can pivot up and down and rotate 360 degrees to display an image anywhere without moving the projector’s position. The lens can pivot up and down and rotate 360 degrees to display an image ...

The F-number of a photographic lens is a measure of its light-gathering ability, and is expressed as its aperture diameter divided by its focal length. Lenses with low F-numbers are prized by ...

CeBIT 2006, Hannover, Germany–(March 9, 2006)–Toshiba has announced the et20 projector with integrated DVD player, 5.1-channel audio system, and an exclusive Super Close Projection lens that will ...