1PCS M37 Protective Glass for Flame Observation Dydimium Filter PNB586 BG20

Description

Specifications: (Filter and Ring are both included in the package) Product:Didymium Filter Glass Type:PNB586(Equal to BG20) Thread:37mm Application: Used for burning or gas-smelting glass products in the lamp work industry, so that the flame light does not directly harm human eyes. Find us: Shijiazhuang Tangsinuo Optoelectronic Technology Co.,Ltd.

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