Title:
導光フィルム及び導光フィルムを製作するための方法
Document Type and Number:
Japanese Patent JP5827120
Kind Code:
B2
Abstract:
A light directing film includes a structured major surface with a plurality of microstructures extending along a first direction. Each microstructure has a first region and a second region different from the first region, a substantially constant height in the first region and a non-constant maximum height in the second region greater than the substantially constant height in the first region, and a same lateral cross sectional shape in the first region and the second region.
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Inventors:
Campbell, Alan Bee.
Eness, Dale El.
Van der Roffske, John F.
Dupre, Mark Earl.
Dreyer, Stephen Jay.
Marushin, Patrick H.
Johnson, Todd Em.
Hunt, Brian Buoy.
Eness, Dale El.
Van der Roffske, John F.
Dupre, Mark Earl.
Dreyer, Stephen Jay.
Marushin, Patrick H.
Johnson, Todd Em.
Hunt, Brian Buoy.
Application Number:
JP2011503130A
Publication Date:
December 02, 2015
Filing Date:
April 01, 2009
Export Citation:
Assignee:
3M INNOVATIVE PROPERTIES COMPANY
International Classes:
F21S2/00; G02B5/02; G02F1/13357
Domestic Patent References:
| JP2006525553A | ||||
| JP8304608A |
Foreign References:
| WO2007027521A1 |
Attorney, Agent or Firm:
Atsushi Aoki
Jun Tsuruta
Tomohiro Minamiyama
Masami Enohara
Jun Tsuruta
Tomohiro Minamiyama
Masami Enohara