Automatic shearing machine
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- ASIA OPTICAL CO INC
- Publication Date
- 2006-01-18
- Estimated Expiration
- Not applicable · inactive patent
Smart Images
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Abstract
Description
【Technical field】
[0001] The invention relates to an automatic shearing machine, in particular to an automatic shearing machine which is used for cutting lenses and has a lens storage device. 【Background technique】
[0002] The dielectric materials used to make lenses are mainly divided into two categories: inorganic materials and organic materials. As an inorganic material, glass has better light transmittance, but the process of rough grinding, fine grinding and polishing is required when glass is used to make lenses, and the cost is high. At present, organic materials are often used in the industry, such as polycarbonate, which is a straight A thermoplastic polymer with an amorphous structure, which has many optical advantages: excellent impact resistance, high refractive index, light texture (specific gravity = 1.20g / cubic centimeter), 100% UV resistance, high temperature resistance, etc., And because the cost of this material is low and it can also be processed systema...