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Corrective viewing Daytime terrestrial viewing For 1.25" eyepieces
TheCelestron 45-Degree Erect Diagonal - 1.25 Inch is the perfect accessory for you, if you have a refractor or a catadioptric telescope, and you would like to use it for terrestrial observations.
If you look through your telescope with the standard mirror or star diagonal installed, you will notice that objects may be either upside down, flipped so that you see a mirror image, or a combination of the two. This is fine for observations of celestial objects, but it can be a little confusing when you are trying to track a boat as it moves through the water, or an eagle as he flies towards his perch.
Luckily, this is an easy problem to correct. Simply remove the standard diagonal from the telescopes focuser or visual back, and install the Celestron 45 Erect Image Diagonal. Now, when you insert an eyepiece, objects will be right side up and left-to-right correct. The 45 angle of this Amici prism diagonal is very comfortable for daytime observations, where the telescope is often in a horizontal position.
Compatible Telescopes | Refractor, Catadioptric, Schmidt-Cassegrain |
Compatible Eyepieces | 1.25" |
Compatible Focusers | 1.25" |
Free Shipping | No |
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