Optical Planar Devices

Asahi Glass is a leading provider of optical planar devices used in CD/DVD optical pick-ups and optical components for telecommunications that enable users to enhance performance and help customers to make efficient and flexible designs.
Our products are broadly categorized within five main product lines: liquid crystal active modulators, gratings, holographic optical elements, wave plates and anamorphic planar devices. In addition, with our technological depth and manufacturing strength, we can provide a broad range of attractive solutions drawing on an extensive technology base in our field: glass micro-processing technology and liquid crystal material/cell assembly expertise.


AGC Hybrid planar device



Type of laser and wavelength
Media
Laser type
Wavelength
Rec. capacity
Characteristics
CD
Infrared
780 nm
650 MB
Generally used for text, picture, music, and other data
DVD
Red
650 nm
5 GB
Generally used for video and above
Next's DVD
Blue
400 nm
15GB
Generally used for single Hivision movie and above

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