Backlash removing device for stowed lens barrel
Backlash removing mechanism for zoom lens assembly
Backlash removing mechanism for zoom lens assembly
Barrel having cam groove and helicoid
Barrier mechanism and camera
Barrier opening and closing apparatus
Beamsplitter in single fold optical system and optical variable
Bent type zoom optical system and imaging system using the same
Bent zoom lens
Biaxial driving mechanism and image inputting apparatus used...
Bifocal double group lens assembly