Seamless master and method of making same

B - Operations – Transporting – 29 – D

Patent

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Details

B29D 11/00 (2006.01) B29C 41/08 (2006.01) B29C 41/12 (2006.01) B29D 17/00 (2006.01) B32B 15/06 (2006.01) G02B 5/02 (2006.01) G03F 7/24 (2006.01) F21V 3/00 (2006.01) G03H 1/04 (2006.01)

Patent

CA 2678281

Hollow, cylindrical, seamless metal master (604) for producing seam-less diffuser sheets of preselected length and width. Additional aspects of the invention include a hollow cylindrical seamless invertable elastomeric master (402) and method of making the same and an apparatus and process for effecting variable diffuser record-ing in photosensitive medium.

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