Feature●AstroStreet M48 Moon & Skyglow Filter (Moon & SkyLight) for 2" (50.8mm) Diameter●It is designed to be effective in a wider range of bandwidth, making it ideal for light pollution reduction filters, and it is designed to transmit bandwidth of Hbeta, OIII wires, and Hα wires, and cut out areas that cause pollution●The result darkens the sky and improves the contrast of the objects being applied. Also available as a moon filter●Sleeve diameter: 2 inch (50.8 mm) Filter diameter: M48 [Glass material] B270 [Coating] Dielectric beam splitter coating (both sides) *Various data are published in catalogDescription
AstroStreet M48 Moon & Skyglow Filter (Moon & SkyLight) for 2" (50.8mm) Diameter
Designed to be effective in a wider range of bandwidth, making it ideal for light pollution reduction filters
It is designed to transmit bandwidth of Hbeta, OIII and Hα wires, to cut out polluted bandwidth.
The result darkens the sky and improves the contrast of the objects being applied.
Also available as a moon filter.
[Sleeve diameter] 2 inch (50.8 mm) Filter diameter M48 [Glass material] B270 [Coating] Dielectric Beam Splitter Coating (both sides)