선택한 단어 수는 입니다.
최소 단어 이상 선택하여야 합니다.
최소 단어 이상 선택하여야 합니다.
선택한 단어 수는 30입니다.
최대 10 단어까지만 선택 가능합니다.
최대 10 단어까지만 선택 가능합니다.
제안 방법
- It causes inconvenient posture while operating for a long time and then let user experience chronic pain of neck and shoulder. Medical telescope applied Zoom system as answer to compliment this was designed and manufactured . It has good performance at several distances and is high as 2.
- All distortions were under 1%. To manufacture MT, it was also performed to study equipment of assembly and measurement -focus controller to agree focal length of telescope and WD controlling a part of object lens, a drill to pierce a hole to accord with diameter of MT in spectaclesf lens, Control of CA to coincide with images formed by left and right telescope, ray axis controller, and test machine for magnification and resolution etc..
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