Variable focus lens

Variable length self-retaining optical fiber spool

Variable optical element, a pickup apparatus having the...

Varying a scanning beam as a function of bearing temperature of

Vertical cavity laser light beam monitored by reflection of a ha

Very-high-density memory device utilizing a scintillating...

Very-high-density memory device utilizing a scintillating...

Video disc read back scanner

Video disc recording and playback system with two recording area

Video image updating and reproducing device with image selecting

Video recorder-playback machine

Videodisc player with drive means engaging videodisc guide groov

Volume holographic data storage system

Volume holographic data storage system incorporating therein a c

Volume holographic memory and optical information...

Volume holographic memory apparatus having a reference beam and

Volume holographic memory-based optical...