Nebula Filter H-Beta 1.25-inch

Nebula Filter H-Beta 1.25-inchExplore Scientific Nebula Filter 1. 25" H Beta Range from 478nm to 496nm with peak at 489nm. Transmission 94. 5% 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 light) and only the emission line of hydrogen beta will pass. This filter fits all standard 1. 25 inch eyepieces and filter wheels.

Built for performance and portability

The two included Plossl eyepieces (26

The Explore Scientific FirstLight 130mm Newtonian Telescope with EQ3 Mount is a powerful

intuitive control with its alt-azimuth panhandle and stable full-size tripod

With an apparent field of view that is close to the maximum for hyper-wide eyepiece design

bright views of planets

high-magnification views of the Moon

full-size tripod with accessory tray

Explore the night sky with confidence using the National Geographic 70mm Refractor Telescope — a beginner-friendly telescope with impressive optical power and smart features for both visual observation and smartphone photography

5 lb counterweights

Item Number EPWP9217–01

A luxurious take on the traditional camp shirt