Projector with a micro lens array

Projector with fan controller

Projector with separable projection unit and display body

Prompter

Prompter eliminating phase shift in sub-carriers

Prompter for video cameras

Prompter system

Prompting guide for chroma keying

Protection-cover opening/closing mechanism for...

Protective camera housing and optical system for use in destruct

Protective circuit for the CRT and lens

Protective device and a television receiver provided with it

Protective device for safeguarding a hazardous area and...

Protective housing for optical apparatus with a mounting...

Protective housing for optical equipment

Protective housing for optical equipment

Protective lid having a flash unit incorporated therein for...

Protective surveillance system

Providing an accurate tally indication of sources in use for out

Providing constant bit rate upstream data transport in a two way