A method of manufacturing a coated substrate to be used as automobile antiglare filter

A method of manufacturing a coated substrate to be used as but not limited to automobile anti-glare filter, said method comprising providing a transparent substrate made of glass or synthetic material, coating a gradient density absorbing film on one side of the substrate kept at an inclined position with an angle of inclination varying between 5º to 30º with respect to a evaporation source, masking the evaporation source during the deposition of the absorbing material and coating the substrate with one or more Anti Reflection (AR) materials on both surfaces thereby obtaining the anti glare optical device.

Patent Assignee: Council of Scientific & Industrial Research (CSIR)

Patent No: IN220363 [India]

Application No: 1532/DELNP/2003

Inventor(s): Deep Singh Chhabra; Parinam Krishna Rao; Bipin Dev Sharma; Sudhir Kumar Gupta; Dharambir Singh Dodd; Virender Singh; Sanjay Sharma

Issue Date: 25-07-2008

Filing Date: 24-09-2003

Licensing Option: Laboratory willing to jointly develop technology with industrial partner.

Implementing institute: CSIR-Central Scientific Instruments Organisation[CSIR-CSIO]

Funding agency: Council of Scientific and Industrial Research (CSIR)

IPC Classification: C03C 17/36

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