For Precise Focusing: In astrophotography if you want to take successful astronomy photographs; the flip mirror makes it very simple to find both the exact focus point and also the correct positioning for your astronomy photographs
Precisely Centered: An object that is accurately centred in the eyepiece will be simultaneously centred in the camera's field of view; you no longer have to worry about whether the object is correctly positioned on the chip you know it will be
Always Sharp: If you tilt the mirror to the 45inch position; the object will then appear in the eyepiece and you will be able to precisely focus it as usual; lets you make the eyepiece and camera exactly parfocal with each other
Metal Polar Scope Adapter: The polar scope mount for the right-angle viewfinder adopts an all-metal construction and precise craftsmanship; which is sturdy enough to ensure long-lasting use
Multi-Angle Adaptation: For the combination of the viewfinder and the polar scope adapter; the multiple selection design of 360° angle and right angle 90° at will is conducive to achieving polar alignment in a more comfortable posture, thereby liberating the waist and knees from fatigue