Svbony 1.25" Illuminated Cross Line Eyepiece – 12.5mm Focal Length circle If you want to put

If you want to put your type of sticker

we suggest using our standard UHC-filter because of its greater contrast enhancement capabilities

Upgradable

And this is a long range tour guide system

For the three most important emission lines of oxygen (OIII)

Svbony 1.25" Illuminated Cross Line Eyepiece – 12.5mm Focal Length circle If you want to putSVBONY 1. 25" Illuminated Crosshair Eyepiece 12. 5mm The SVBONY 12. 5mm illuminated reticle eyepiece is an essential tool for accurate polar alignment, GoTo mount star alignment, and telescope finder calibration. Featuring a precision etched cross line reticle with adjustable LED illumination, it allows exact centering of alignment stars for improved tracking and pointing accuracy. Built around a high quality Plssl optical design, this 1. 25" eyepiece