Optolong H-Alpha 7nm Narrowband Filter 36mm Unmounted (OPT-H-ALPHA-7NM-36MM)

Optolong H-Alpha 7nm Narrowband Filter 36mm Unmounted (OPT-H-ALPHA-7NM-36MM)Optolong improved version of H Alpha 7nm filter is the popular narrowband filter allowing 7nm bandwidth of light centered on a wavelength of 656nm through, and reducing the transmission of certain wavelengths of light, specifically those produced by artificial light including mercury vapour, and both high and low pressure sodium vapour lights and the unwanted natural light caused by neutral oxygen emission in our atmosphere (i. e. skyglow). Better

Gears measuring over eight inches in diameter help handle large payloads and provide smooth tracking

) 36"/55" OTA Outer Diameter 14

The ZWO AC/DC Adapter is for ZWO's cooled cameras

Look at the diffraction spike pattern and continue until the spikes are even

The new ASI6200MC-P25 Camera includes an upgraded board

25" Star Diagonal Optical Tube: Aluminum Highest Useful Magnification: 480x Lowest Useful Magnification: 29x Limiting Stellar Magnitude: 14 Resolution (Rayleigh): 0

Mount Type: Computerized Equatorial Instrument load capacity: 55 lbs (25 kg) Height adjustment range (includes mount and tripod): 1200

98") Magnification of Eyepiece 1: 40x Focal Length of Eyepiece 2: 10mm (0

The 32mm E-Lux eyepiece has a main housing that is machined from high grade aluminum with a black anodized outer surface

and two TeleVue accessory slots for ring-mounted accessories such as Starbeam with TeleVue base

5"x20" Zenith Eyepiece Height 48" Accessories Included Finder 8x50 RACI Included Diagonal No Included Eyepieces 25/10 Plossl Magnification w/ Included Eyepieces 48x/120x Included Case No Corrector No

NexStar Evolution (note: telescope comes with an equivalent AC adapter/charger)