Antlia Edge 4.5nm OIII Narrowband Filter - 31 mm Unmounted type-telescope-eyepieces This L-Pro Filter is housed

This L-Pro Filter is housed in a 1

ensuring a secure grip and cozy handling

All-Metal Precision Internal Construction for stability and strength

Embrace the sun's majesty with the Baader Cool-Ceramic Safety Herschel Solar Photographic Prism Mark II—an investment in your astronomical journey that combines safety

Amp Control Zero Amplifer Glow Shutter Type Electronic Rolling Shutter Computer Interface USB3

Antlia Edge 4.5nm OIII Narrowband Filter - 31 mm Unmounted type-telescope-eyepieces This L-Pro Filter is housedAntlia OIII Edge Filter Highlights: Type: Oxygen III (OIII) FWHM: 4. 5 nm CWL: 500. 7nm Filter Thickness: 2 mm + 0. 05 mm Peak Transmission: 90% Size: 31 mm Unmounted Antlia OIII EDGE narrowband filter optimizes the FWHM (full width half maximum) to 4. 5nm bandpass. The suppression of optical density (OD)5 on unwanted wavelengths and the excellent transmittance characteristics found in the Antlia 3nm Pro series has been incorporated into the 4. 5nm