BK7 Glass
THB 0.00
bk7 slot BK7 wafers are excellent for optical chromatic lens BK7 produces pristine color at all wavelengths with superior purity & superior optical performance
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ปริมาณ:
bk7 slot BK7 wafers are excellent for optical chromatic lens BK7 produces pristine color at all wavelengths with superior purity & superior optical performance
bk789 เข้าสู่ระบบ ล่าสุด explore #สล็อตbk7 at Facebook
BK7 optical glass OPTIMUM TRANSMISSION RANGE 350nm