Last-flash indicator for photoflash array

Latching circuitry in a circuit for sequentially firing...

Latching mechanism for photographic apparatus

Lcd integrated/overhead projector

Lecture and projection desk

Lens

Lens adjustment device of stereo camera

Lens and shutter positioning mechanism for variable-...

Lens array sheet, transparent screen, and rear-projection...

Lens attachment and method for multiple imaging

Lens driving device and image pick-up apparatus employing...

Lens focusing means for slide projectors

Lens hood

Lens markings viewer

Lens movement actuated reference and sequencing means for...

Lens scan mechanism with adjustable scan rate

Lens shutter camera including zoom lens

Lens shutter camera including zoom lens

Lens shutter camera including zoom lens

Lens shutter camera including zoom lens