Sapphire mobile phone mirror, as an excellent filter material, has good transmittance in the ultraviolet, infrared, and visible light bands (transparent material: a material that can transmit electromagnetic waves without changing the properties and energy of electromagnetic waves). It has a series of excellent physical and chemical properties such as high strength, high hardness, high temperature resistance, friction resistance, corrosion resistance, good light transmission performance, and excellent electrical insulation performance.

General optical indicators:

Parameter optical indicators

Dimensional tolerance/-0.02mm

Smooth finish 20/10

Aperture>85%,>90%

Surface shape λ/10

Parallelism ± 30 ″

Chamfering 0.1-0.3 × 45 °

Coating AR, reflective film, etc