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Ships within 48 hours · Estimated delivery Aug 13 - Aug 18
Field of View: 1
+/- 6° Azimuth PEC: PPEC
40") Focal Length: 360 mm Focal Ratio: f/5
Svbony UV/IR Cut Filter - 1
hands-free view
Sky Mentor Light Pollution Filter - 2" - TA-301-3 Mirror Diagonals Field of View: 1Sky Mentor Light Pollution Filter 2" The Sky Mentor Light Pollution Filter is a 2" specialty filter that blocks the visual spectrum except for wavelengths between 480 nm and 510 nm. This type of blocking filter is also known as a Nebular or ALP (anti light pollution) or an LPR (Light Pollution Reduction) filter. This particular transmission characteristic allows passage of ionized oxygen and hydrogen lines, but blocks light pollution sky reflectance
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