Vaonis Vespera Dual-Band Filter ED 4 μm RMS across FOV

4 μm RMS across FOV Optical Coatings StarBright XLT Off-axis Illumination 83% at 21mm (

Getting more out of your data in processing            103

75") Optical Tube Weight 19 lbs (8

allowing you to capture faint nebulae or comets in a very short time

Solar System Align

Vaonis Vespera Dual-Band Filter ED 4 μm RMS across FOVThe Vespera Dual Band Filter is a dual narrowband interference filter that will significantly improve your photo quality whether you are viewing from an urban or natural environment. By selecting very precisely the wavelengths of Hydrogen Alpha (H alpha) and Oxygen III (O III), found mainly in nebulae, the filter will increase the contrast between the Stellar object and the sky background. Thus, its use makes it possible to obtain a higher quality