CELESTRON ULTIMA EDGE EYEPIECE 1.25" 10mm Pricify Grub screw for centre hole

Grub screw for centre hole alignment

for which the original filters were often simply too thick and could not be fixed securely

read noise can be as low as 0

This is because many modern CMOS sensors require longer exposures for usable flat frames

Comparison between the Series 5XL Focuser on the left and standard Series 5 Focuser on the right

CELESTRON ULTIMA EDGE EYEPIECE 1.25" 10mm Pricify Grub screw for centre holeThe Celestron Ultima Edge 10mm 1. 25" eyepiece features a flat field 5 element lens design which provides ultra sharp, crisp images all the way to the edge of the field of view. The Ultima Edge 10mm has a generous 60 apparent field of view, perfect for viewing planets, stars and the Moons surface. This eyepiece provides high power magnification, perfect for those times when you want to get up close to smaller objects. The 10mm Ultima Edge eyepieces