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FirstLight MAK127mm Mak with Twilight Nano Mount Includes:
Explore Scientific FirstLight 100mm Maksutov-Cassegrain Includes:
Dew heater specs: 47
1320mm Tube Length w/out Dew Shield 41"
764in / 121mm Width
Explore Scientific Nebula Filter H-beta 2.0-inch Tagged FirstLight MAK127mm Mak with TwilightExplore Scientific Nebula Filter H beta 2. 0 inch Introducing this High quality and functional Nebula Filter H beta 2. 0 inch by Explore Scientific. This Nebula Filter 1. 25" H Beta Ranges from 478nm to 496nm with a peak at 489nm. Transmission 94. 5%. The H Beta Hydrogen is the most abundant element in the universe, and many nebulae glow in the light of H beta. This line filter blocks all other wavelengths (and thereby nearly all of the artificial
US$ 35.99
US$ 36.99