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high quality precision BK7 material concave grating lens,optical grating

Lianyungang Wondero Optoelectronic Technology Co.,Ltd
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high quality precision BK7 material concave grating lens,optical grating

high quality precision BK7 material concave grating lens,optical grating

Optical concave grating It has the advantage of being able to constitute a spectroscopic system without any assistance from concave mirrors or similar types of image-forming elements. For this reason, ...

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