Katsu Yamada

Aspherical zoom lens

Zoom lens, and video camera and digital still camera using the zoom lens

Zoom lens, and optical apparatus using the same

Zoom lens and video camera using it

Code sheet representing multiple code information and method for producing the same

Zoom lens, still image camera comprising the zoom lens, and video camera comprising the zoom lens

Wavelength-selective phase grating type optical low-pass filter comprising adhesive layer between transparent layers

Shaking correction function-mounted zoom lens

Small zooming lens, and digital camera and video camera both having same

Solid-state image pickup element with optical low-pass filter