Antlia 3nm OIII Pro Series Filter - 1.25" - OIII-PRO-3NM-125 Antares Speers-Waler Eyepieces Ultra light weight Binoculars

Ultra light weight Binoculars

About the Celestron C5 Spotting Scope

Perfect for a Variety of Uses: TrailSeeker ED features a close focus of just 6

25" threaded cell that can be attached to a 1

Antares 62 mm f/3

Antlia 3nm OIII Pro Series Filter - 1.25" - OIII-PRO-3NM-125 Antares Speers-Waler Eyepieces Ultra light weight BinocularsThis very narrowband 3 nm OIII filter from Antlia is part of their Ultra series and comes in a 1. 25" threaded filter cell that is designed to be screwed on to the 1. 25" receptacle of your astrophotography accessory, including a 1. 25" filter wheel. The photo shows the 2" version of this OIII 3nm 1. 25" filter. Antlia 3nm Pro Series Oxygen III Filter 1. 25" Mounted The Antlia OIII Pro narrowband filter optimizes the FWHM (full width half maximum) to