CPC G04B 1/16 (2013.01) [G04B 13/02 (2013.01); G04B 13/022 (2013.01); G04B 15/14 (2013.01); B81C 3/001 (2013.01); B81C 3/005 (2013.01)] | 20 Claims |
1. A watch component configured for use in a watch, the watch component comprising:
a base member including a first surface and a second surface opposite the first surface, the base member being mainly composed of silicon and being shaped as the watch component; and
a light reflecting layer provided at the first surface of the base member, the light reflecting layer having a three-layer structure in which a first silicon oxide layer, a silicon layer, and a second silicon oxide layer are layered in this order,
wherein a maximum reflectance for light having a wavelength in a range from 400 nm to 780 nm, when the light is incident on the light reflecting layer at an incident angle of 0°, is 50% or greater.
|