Whether used in classroom presentations and business meetings or for entertainment purposes in a home theater, projector screens come in a variety of mounted, portable and pull-down styles. Most ...

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 ...

[j] sent in this nice writeup on how to revive a dead projector. he managed to pick one up for $20 that had a broken bulb. While the prices of bulbs have come down considerably, they can still be a ...

The Sony VPL-HS51 was a technology breakthrough. It was the first projector equipped with dynamic iris and reached an optimum contrast ratio of 6000:1 with price under $3000. That was 3 years ago. But ...

My father has this amazing 53" Hitachi rear projector, but he watched TV on 4:3 mode with black vertical bars for too long. Now it has two very noticeable vertical lines on each side.<BR><BR>Is there ...

CHICAGO--(BUSINESS WIRE)--NEC Display Solutions of America, Inc., a leading provider of commercial projectors and LCD displays, today announced that starting September 1, 2017, it will increase the ...