The FSQ-GG420 Colored Glass Longpass Filter is a 25.4 mm diameter 420 nm cut-on optical filter made of Schott GG420 filter glass. This long-wave pass edge filter is precision polished for demanding research or OEM applications.


FSQ-GG420彩色玻璃长通滤波器是一种直径25.4 mm,直径420 nm,由Schott GG420滤光玻璃制成的直通光学滤波器。这种长波通边滤波器是经过精密抛光,以满足需要的研究或OEM应用。