Synthetic resin half-mirror
First Claim
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1. A synthetic resin half-mirror comprising a substrate made from a synthetic resin, a first film layer laminated thereon and made from SiO and at least four film layers laminated on the first film layer and alternately made from SiO2 and CeO2.
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Abstract
A synthetic resin half-mirror comprises a synthetic resin substrate, a first SiO film layer deposited thereon, and further at least two SiO2 layers and CeO2 film layers alternately deposited thereon and satisfies a spectral reflectance at incident angle of 45° of not less than 40% as an optical property.
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Citations
12 Claims
- 1. A synthetic resin half-mirror comprising a substrate made from a synthetic resin, a first film layer laminated thereon and made from SiO and at least four film layers laminated on the first film layer and alternately made from SiO2 and CeO2.
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3. A synthetic resin half-mirror comprising:
- a substrate composed of synthetic resin;
a first film layer laminated on the substrate and composed of SiO; and
at least four film layers successively laminated on the first film layer and on one another, the at least four film layers being alternately composed of SiO2 and CeO2, the lowermost film layer which is laminated on the first film layer being composed of SiO2 and the uppermost film layer being composed of CeO2 and defining the incident-light surface of the half-mirror. - View Dependent Claims (4, 5, 6, 7, 8, 9, 10, 11, 12)
- a substrate composed of synthetic resin;
Specification