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This design effectively minimizes chromatic aberrations
ASI290 mini can improve about 30% guide precision than 120mm
high dynamic range
such as Polar Alignment
product shoots
Explore Scientific 50mm Finder Scope Rings - Standard Height 92 degrees eyepiece series This design effectively minimizes chromaticExplore Scientific finder scope rings are all made for 50mm finders. These brackets have two rings to hold your finder firmly yet gently, and each ring has three adjustment points. Heavy duty plastic thumbscrews are included, and have large heads for easy adjustment even if youre wearing gloves. Because your telescope may not fit in its case with the finder scope attached, you will appreciate the quick release feature on Explore Scientific finder
