Unihedron Sky Quality Meter with Lens - Narrow Field of View - SQM-L Expl Download the manual here

Download the manual here

The "Sky Quality Meter" measures the brightness of the night sky in magnitudes per square arcsecond

Please note: this is the OEM version of the Orion Astrophography Flip Mirror - that is

A long eye relief is especially important for eyeglass wearers because it allows them to enjoy the full field of view

The Explore Scientific 8x50 produces a wide 6° field of view and allows precision focus of both main objective and eyepiece illuminated reticle

Unihedron Sky Quality Meter with Lens - Narrow Field of View - SQM-L Expl Download the manual hereUnihedron Sky Quality Meter with Lens Narrow Field of View SQM L We are an Australian authorised distributor of Unihedron products. An affordable meter for measuring sky brightness for astronomers! The "Sky Quality Meter" measures the brightness of the night sky in magnitudes per square arcsecond. Designed by Dr. Doug Welch and Anthony Tekatch, the Unihedron Sky Quality Meter offers unprecedented sensitivity in a handheld meter. Uses: Find out how