Optolong Moon & Skyglow Filters (OPT-MSG-125/OPT-MSG-2)
Optolong Moon & Skyglow Filters (OPT-MSG-125/OPT-MSG-2)
Diameter
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Product Description
Moon & 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.
Ideally it is quite versatile filter for visual observation and astrophotography on planetary nebula.
What's in the Box
Specifications
- Substrate: B270
- Thickness: 1.85mm
- Tave: T>90%
- BlockingDdepth: Light Pollution Line Blocking >99%
- Surface quality: 60/40
- Transmitted Wavefront RMS: λ/4
- Parallelism: 30s
Additional Articles, Videos, and Links
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Astrophotography for Beginners - Start Here: Getting into Astrophotography Step by Step
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Astrophotography for Beginners Step 1: Using the Star Adventurer Tracker
By far the most economical and easiest way to capture beautiful images of the Milky Way and large deep-sky objects like the Andromeda Galaxy (shown here) is to use a star tracker. Here are steps an...
Astrophotography for Beginners Step 2: How to Shoot the Moon
Close-ups of the Moon are rewarding, and an easy way to learn to shoot through your telescope. While good results are possible with a phone camera clamped to an eyepiece (as shown below), this tuto...