Antlia 3nm OIII Pro Series Filter - 1.25" - OIII-PRO-3NM-125 Wireless Controllers Glow-in-the-dark markings on mount and

Glow-in-the-dark markings on mount and tripod

Enjoy low light observing with these large-aperture binoculars

Bandpass: 435nm

2 kg (18 lb) with the mount weight of 2

Aperture (mm): 90 mm (3

Antlia 3nm OIII Pro Series Filter - 1.25" - OIII-PRO-3NM-125 Wireless Controllers Glow-in-the-dark markings on mount andThis 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