Optical device and coating applicator

Optical device and coating applicator

  • CN 101,683,638 B
  • Filed: 01/31/2006
  • Issued: 07/16/2014
  • Est. Priority Date: 01/31/2005
  • Status: Active Grant
First Claim
Patent Images

1. an apparatus for coating, this apparatus for coating has transfer roll, to transfer roll, supplies with the coating liquid supplying device of coating fluid and regulate the scraping from device of thickness that is attached to the coating fluid on transfer roll, the surface roughness Ra of the transfer roll based on JIS B0601-1982 is 0.01-1 μ

  • m, and the surface roughness of transfer roll is according to the position on transfer roll and difference.

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