Nebula Filter CLS 1.25-inch

Nebula Filter CLS 1.25-inchExplore Scientific Nebula Filter 1. 25" CLS Range from 436nm to 536nm with peak at 488nm. Transmission 98. 3% This is a general purpose light pollution reduction filter designed for observing the broad range of deep sky objects including nebulae and galaxies. The CLS does a good job of increasing contrast, providing a darker sky background. CA Residents: Prop 65 WARNING(S)

this telescope generates brilliant high-contrast images by combining genuine HOYA FCD1 extra-low dispersion (ED) glass and proprietary EMD enhanced multi-layer coatings

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An optional accessory tray can be attached to the mount head directly or in combination with an optional mounting wedge for dovetail plates

25" H-Beta Range from 478nm to 496nm with peak at 489nm

ideal also for eyeglass wearers

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The polar finder scope has a variable illuminated reticle with an automatic power-off function

Astrophotographer Chuck Ayoub compares his image of the Pillars of Creation taken with his Explore Scientific ED127 Essential Series

f/ratio f/3

when controlled by ExploreStars

5 refractors

Objective Lens Diameter 50mm