Svbony Moon Filters for Telescope 1.25", Telescope Filter Cover Anodized Shell, Aluminium Alloy Optical Lens, Telescope Eyepiece Accessories for Starry Sky Moon Observation Size Name:1.25in we introduce the Oak Astro

we introduce the Oak Astro Skywatcher EQ Wedge Riser

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especially mercury and sodium light from synthetic lamps and the glow of nature

Svbony Moon Filters for Telescope 1.25", Telescope Filter Cover Anodized Shell, Aluminium Alloy Optical Lens, Telescope Eyepiece Accessories for Starry Sky Moon Observation Size Name:1.25in we introduce the Oak Astro1. 25 inches blue moon filter to improve the image contrast of observed objects 1. 25 moon and skylow is a multi band pass filter transmitting a high percentage of light in the visual spectrum; the filter enhances contrast when observing brighter objects including the moon and planets. Suppresses skyglow from artificial lighting and background glow reflected from moonrise. Features Mild effect of darkening background of the night sky: So that the