Moon & Skyglow Filter 2"

 Moon & Skyglow Filter 2"

The Moonglow & Skyglow filter is designed to darken the background sky by blocking light transmission from skyglow (589nm) and many street light emissions from artificial light. Its high efficiency preserves image brightness, reveals more details and increases contrast of moon, galaxies, nebulae and globular star clusters.

it is quite a versatile filter for visual observation and astrophotography on planetary nebula

Format

This filter is sized to fit 2" eyepieces.

How to read the chart?

• The horizontal axis is the Wavelength in Nanometers(nm).
• The vertical axis is transmission in %.