The FR-GG400 Colored Glass longpass Filter is a 12.7 mm diameter 400 nm cut-on optical filter made of Schott GG400 filter glass. This long-wave pass filter is precision polished for demanding research or OEM applications.


FR-GG400彩色玻璃长通滤光片是一种直径12.7 mm、400 nm的肖特GG400滤光片切割光学滤光片。这种长波通滤波器是经过精密抛光,以满足需要的研究或OEM应用。