Optical waveguide film and manufacturing method thereof

Details Optical waveguide film and manufacturing method thereof Optical waveguide film and manufacturing method thereof

2008-07-31

2010-12-21

Peng, Charlie (Department: 2883)

Optical waveguides

Planar optical waveguide

C349S122000

Reexamination Certificate

active

07856165

ABSTRACT:
An optical waveguide film includes a film including a clad layer and a core layer covered by the clad layer; and an adhesive layer formed at least on one surface of the film, having a rough structured surface having an arithmetic mean surface roughness of 0.1 to 2.0 μm, and having a storage modulus at 25° C. of 10 to 100 MPa obtained by dynamic viscoelastic measurement in torsion mode with a frequency of 1 Hz.

REFERENCES:
patent: 2005/0122455 (2005-06-01), Watanabe et al.
patent: 2006/0008225 (2006-01-01), Naitou et al.
patent: 2002-116334 (2002-04-01), None
patent: 2007-17521 (2007-01-01), None

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