Lens hood for a photographic lens
Light absorber and optical equipment
Light absorbing visor for video display terminals
Light barrier, screen or reflector
Light control device
Light directing construction having corrosion resistant feature
Light filtering and shading device for automobiles
Light glare reducing device
Light intercepting apparatus of lens barrel
Light intercepting apparatus of lens barrel
Light intercepting mask of lens
Light modulator device
Light shield for welding
Light shielding structure of a lens barrel
Light transmitting and dispersing filter having low reflectance
Light transmitting and dispersing filter having low reflectance
Light transmitting and dispersing filter having low reflectance
Light trap
Light trap and associated light focusing assembly
Light trap and heat transfer apparatus and method