William Optics RedCat 51
Where to Buy: bit.ly/3LCSUO6
This Petzval APO bridges the gap between a telescope and a prime telephoto lens. The innovative design and practical features make this telescope/lens one of the most exciting astrophotography products of 2019.
In this unboxing video, I take a good look at the specs of the RedCat 51. Such as:
Focal Length: 250mm
F-Ratio: F/4.9
Lens Design: Petzval APO
Weight: 3.2 pounds
Mounting Style: Vixen, Arca-Swiss
Lens Diameter: 51mm
Focuser: Calibrated Helical
I hope you enjoy the video. For even more information about the RedCat 51 please visit my full post on AstroBackyard: astrobackyard....
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#RedCat51
28 авг 2024