ZWO 31mm CCD Narrowband 7nm Ha SII OIII Filter SetZWO 31mm" CCD Narrowband 7nm HA SII OIII Filter Set This ZWO 31mm CCD Narrowband 7nm Ha SII OIII Filter Set is used to create high contrast deep sky images of certain objects, mainly emission and diffuse nebulae (i. e. Veil Nebula, M42 Orion Nebula, North America Nebula, Horsehead Nebula) or planetary nebulae (i. e. M27 Dumbbell nebula, M57 Ring Nebula, Helix Nebula), just to mention a few of well known nebulosities. Narrowband filter sets are

the metal wiring and transistors on the surface of the silicon substrate that form the sensor’s light-sensitive area (photo-diode)

free from false colour

TeleVue-127NP

Motors for both R

As a terrestrial binocular

Black protective rubber armouring

5mm (thread)

that turned out to be the roar that usually accompanies the fall of a meteorite

8" diffraction limited Schmidt-Cassegrain telescope

and included are instructions for use and care

So you’re actually getting two adaptors for the price of one

Digital SLR cameras have made it easier than ever before to photograph the night sky