Please see Induction material attached describing the Maskmaking process and another document describing the Photomask itself. Values range from £100 to £10,000 depending on size, substrate and data complexity. The Photomasks are used by our Customers to Photographically transfer circuit diagram patterns onto Semiconductor wafers

CLASSIFICATION HAS BEEN DETERMINED IN ACCORDANCE WITH THE FOLLOWING:- GENERAL INTERPRETATIVE RULES (GIRS) GIR 1 HAS BEEN USED TO CLASSIFY THIS PRODUCT BY THE TERMS OF HEADING 3705 - PHOTOMASKS FOR PHOTOGRAPHICALLY TRANSFERRING CIRCUIT DIAGRAM PATTERNS ONTO SEMICONDUCTOR WAFERS. CN CODE – 37050090 – OTHER THAN ELSEWHERE SPECIFIED TARIC CODE 3705009010 – PHOTOMASKS FOR PHOTOGRAPHICALLY TRANSFERRING CIRCUIT DIAGRAM PATTERNS ONTO SEMICONDUCTOR WAFERS ALSO CLASSIFIED IN ACCORDANCE WITH HSENS TO 3705