Method of manufacturing light-transmitting plates

Radiation imagery chemistry: process – composition – or product th – Radiation modifying product or process of making – Radiation mask

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430 6, G03F 900

Patent

active

057766363

ABSTRACT:
The present invention includes the steps of forming a stamper with a fine and delicate relief pattern formed thereon by forming a photo resist layer on a flat substrate, exposing the photo resist, developing the exposed photo resist, metallizing and electroforming the surface of the photo resist, and of injection molding the light-transmitting plate using said stamper.

REFERENCES:
patent: 5384658 (1995-01-01), Ohtake et al.

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