Control for optical system having multiple focal lengths
Control method for zoom lens camera and zoom lens camera
Control system of zoom lens for digital still cameras
Controllable horizon diaphragm for planetaria
Controllable optical lens
Controllable optical lens
Controlling position of a rotatable transducer in devices employ
Converging air lens structures
Converter
Converting adapter for interchangeable lens assembly
Convex-microgranular surface structure
Cooling mechanism of optical modulator, optical modulator...
Cooling opto-electronic packages
Copy lens
Copying lens system
Copying lens system
Copying zoom lens system
Correcting lens distortion
Correction lens system of an exposure apparatus for a cathode-ra
Corrective lens for copying books