A mirror is an object with a smooth surface and the ability to reflect light. Initially、 ancient people used polished bronze as a mirror. There are two types of mirrors: flat mirrors and curved mirrors. Flat mirrors are often used by people to organize appearances、 while curved mirrors can be divided into concave mirrors and convex mirrors. They are mainly used as makeup mirrors、 furniture accessories、 building decorations、 optical instrument components、 as well as mirrors for solar stoves、 car lights and searchlights、 reflective telescopes、 car mirrors、 and so on. In terms of science、 mirrors are also commonly used in instruments such as telescopes、 lasers、 and industrial instruments. Surface polished metal devices with regular reflection performance and glass or metal products coated with metal reflection films are often framed with metal、 plastic、 or wooden frames p>
Imaging Principles
Whether it is a flat mirror or a non flat mirror (concave mirror or convex mirror)、 light will follow the law of reflection and be reflected by the mirror. After the reflected light enters the eye、 it can form vision in the retina.
. On a flat mirror、 when a parallel beam of light touches the mirror、 the overall direction changes in a parallel pattern、 and the imaging is the same as what the eye sees P>Function of testing report:
1. Project bidding: Issue authoritative third-party CMA/CNAS qualification report
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1. Telephone communication and confirmation of requirements
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6. Short cycle、 low cost、 and attentive service 7. Possess authoritative qualifications such as CMA、 CNAS、 CAL、 etc 8. The testing report is authoritative and effective、 and is generally used in China