Driving mechanism for keeping feedback cycle constant, apparatus
Driving mechanism for photographic lens
Driving mechanism of lens barrier and zoom lens for camera
Driving mechanism of optical device
Driving mechanism using shape-memory alloy
Driving system with elastically supporting units
Dryer for a recording medium
Drying device and drying method
Drying device and drying method
Dual action shutter release with thumbwheel brake and methods
Dual band framing reconnaissance camera
Dual band framing reconnaissance camera
Dual band hyperspectral framing reconnaissance camera
Dual camera mount for stereo imaging
Dual channel optical imaging system
Dual coil actuator
Dual dial apparatus
Dual exposure photographic apparatus and method
Dual exposure photographic apparatus and method
Dual exposure photographic apparatus and method of operating sam