Photocopying – Projection printing and copying cameras – Illumination systems or details
Reexamination Certificate
2005-10-18
2005-10-18
Fuller, Rodney (Department: 2851)
Photocopying
Projection printing and copying cameras
Illumination systems or details
C355S052000, C355S067000
Reexamination Certificate
active
06956641
ABSTRACT:
A device for exposure of an object surface having a predetermined shrinkage rate during a baking process of the object. The device includes an optical system having a light source irradiating light towards a target location. A filter is provided between the target location and the light source. The filter has a transmission rate that is adjustable to at least three different levels and which passes light from the light source therethrough.
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patent: 61-166130 (1986-07-01), None
patent: 11-119443 (1999-04-01), None
Burdett James R.
Fuller Rodney
Oki Electric Industry Co. Ltd.
Venable LLP
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