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Ships within 48 hours · Estimated delivery Aug 17 - Aug 22
Ideal all-around deep sky filter even for small telescopes
The PoleMaster electronic polar axis alignment device is a patented product of QHYCCD and is protected by Chinese
The same image taken with an Narrowband -Emission line filter will give you a perfect black background without any signal and the signal from the object will be about the same
Good match for many refractors
as it provides a convenient and efficient solution for automated focusing
M48-2" Metal Adapter for 2" Eyepiece & Astrophotography Filters s fpl 51 glass Ideal all-around deep sky filterM48 2" Metal Adapter for 2" Eyepiece & Astrophotography Filters Upgrade your astrophotography setup with the M48 2" Metal Adapter, designed for use with 2" telescope eyepieces and M48x0. 75 threads. Made of high quality aluminium alloy, this adapter is solid, durable, and resistant to corrosion. High quality aluminium alloy construction for long lasting durability. Black anodic oxidation treatment to reduce unwanted reflections. Supports M48x0. 75
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