Fixed-angle roller mechanism
Fixed-focal-length lens system
Fixed-focus lens
Fixed-focus lens
Fixed-focus lens
Fixed-focus lens
Fixed-focus lens
Fixed-focus lens
Fixed-focus lens
Fixed-focus triplet projection lens for overhead projectors
Fixing method for resin lens
Fixing structure for parts of optical element, image data...
Flange assembly of an optical system
Flare stoppper and taking lens unit
Flat panel lens
Flat spring plate and lens actuator with same
Flat wide-angle lens system
Flat wide-angle objective
Flat-plate optical device having a gradient index of refraction
Flexible lens