Filters

Unlock the full potential of your astronomical imaging with the Altair 2" QuadBand V2 CMOS Optimised Filter. Designed to enhance your astrophotography experience, this high-performance filter delivers unparalleled versatility and...

Altair ColourPRO 2" LRGB Filter Set R1 Purpose-built for monochrome CMOS/CCD astrophotography: balanced LRGB passbands deliver vivid, accurate color with maximum signal efficiency Individually verified: each filter ships with its...

Advanced Dual-Band Filter Technology: The Altair Dual-Band ULTRA Sii/Oii is a cutting-edge narrowband filter with a tight 6nm FWHM Bandpass, designed for enhancing nebula imaging. Effective Light Pollution Suppression: Incorporates...

Unleash the Night Sky's Brilliance with the Antlia Quad Band Anti-Light Pollution Filter Say goodbye to light pollution and hello to stunning astrophotography with the Antlia Quad Band Anti-Light Pollution...

  The Antlia ALP-T Dual Band 5nm Ha&OIII Filter is expertly crafted for astrophotographers using one-shot color (OSC) cameras, including DSLRs and astronomical OSC cameras, and also serves as an...

Enhance Your Astrophotography with Antlia Filters SII 4.5nm Edge Experience the wonders of the universe like never before with the Antlia SII EDGE narrowband filter. Precision-engineered with a 4.5nm bandpass...

  Antlia Filters H-Alpha 4.5nm Edge: Enhanced Narrowband Imaging for Astrophotography The Antlia H-alpha 4.5nm Edge narrowband filter is a cutting-edge tool designed for astrophotographers seeking to capture the faintest...

The Player One S series filter is engineered with top-notch optical glass and utilizes multi-layer composite coating tech, delivering exceptional optical quality that's perfect for astrophotography. What's the 2-inch ERF...

Daystar Filters Universal Lens Filter 70 Safe Solar Viewing and Photography: Ensures safe viewing and photographing of the sun with a transmission of just 1/1000 OF 1%. ISO Certified Protection:...

Player One S series filter using high quality optical glass substrate and multi-layer composite coating technology, which has excellent optical performance in astrophotography. 1.25inch IR850nm pass filter IR850 near infrared...

  Player One S series filter using high quality optical glass substrate and multi-layer composite coating technology, which has excellent optical performance in astrophotography. 1.25inch IR685nm pass filter（Seeing improving filter）...

Altair 3.5nm DualBand SII–OIII ULTRA Filter (with Individual Spectrographic Test Report) Push through city glow and bright Moon with ultra-narrow 3.5 nm FWHM passbands that isolate SII 671.6 nm and...