ZWO 2" Ha SII OIII 7nm Filter Set (ZWO-NB7NMD2) eyepiece set or case non-metallic coatings have 99% reflectivity

non-metallic coatings have 99% reflectivity across the visible spectrum which results in images that are brighter and "whiter

Using a TeleVue eyepiece

This dovetail bar kit allows you to replace the wider CGE dovetail bar found on most Celestron 9

NexStar+ hand control with USB port

allowing you to see fainter images

ZWO 2" Ha SII OIII 7nm Filter Set (ZWO-NB7NMD2) eyepiece set or case non-metallic coatings have 99% reflectivityNarrowband filter does not eliminate the effects of light pollution or increase the objects brightness. In many cases, they increase the contrast between nebula and night sky, not brightening the nebula. It can reduce the transmission of certain wavelengths of light, specifically those produced by artificial light including mercury vapour, and both high and low pressure sodium vapour lights and the unwanted natural light caused by neutral oxygen