AC022 Vespera Dual Narrow Band Interference Filter for Nebula Photography, Better Contrast and Detailed Imaging (Black Exterior)

Vaonis AC022 Vespera Dual Narrow Band Interference Filter for Nebula Photography, Better Contrast and Detailed Imaging (Black Exterior)

Celestron - SkyPortal WiFi Module - Control Your Celestron Computerized Telescope via Smartphone - Telescope Wi-Fi Accessory

Celestron – Focal Reducer & Field Corrector Imaging Accessory – Reduces Focal Length & Ratio 37% – f/10 to f/6.3 – Ideal for Deep-Sky Observing & Astroimaging – Works w/Schmidt-Cassegrain Telescopes