Field emission electron gun having automatic current control

Field-release mass spectrometry

Film cassette with pressure plate assembly latching system

Film changer platform for a sheet film camera

Film feeding control device for camera

Film for correcting spatial irregularity in the gain of optical

Film handling apparatus

Film processor standby control system

Film-width and transmittance scanner system

Filters for cathodic arc plasmas

Fine particle classification apparatus and method for...

Fingerprint analysis using mass spectrometry

Fire detection method

Flat plate FAIMS with lateral ion focusing

Flexboard reflector

Flexible assembly for transporting sample fluids into a mass...

Flexible light guide

Flow discharge ion source

Fluid analyzer utilizing a laser beam

Fluorescent artificial teeth