Wide-band wave plate and a controlling method thereof

Wide-conversion lens and a zoom lens with it

Wide-field and wide-aperture optical system, notably designed fo

Wide-field exposure optical system

Wide-field eyepiece

Wide-field eyepiece lens

Wide-field eyepiece lens system

Wide-field eyepiece with inside focus

Wide-field multi-photon microscope having simultaneous...

Wide-field three-dimensional viewing system

Wide-frame electro-optic device

Wide-projection angle liquid crystal projection lens system

Wide-range and high-resolution variable optical delay

Wide-range, wide-angle compound zoom with simplified zooming...

Wide-range, wide-angle, rotatable compound zoom

Wide-view telescopic optical system

Wideangle four group zoom lens

Wideangle-range-covering zoom lens

Wideband amplifier with erbium-doped fiber

Wideband apochromatic lens system