Filtre SII 2 Pouces 7nm pour Astrophotographie - SVBONY telescope Parallélisme de surface : 1/2λ

Parallélisme de surface : 1/2λ

Mise au point ajustable

25 inches Filter Kit

Quel est le produit présenté

The SVBONY eyepiece set with 2x Barlow lens and Plossl eyepieces of 6

Filtre SII 2 Pouces 7nm pour Astrophotographie - SVBONY telescope Parallélisme de surface : 1/2λThis filter transmits a bandwidth of 7nm centered at 672nm and significantly reduces other transmissions, including the wavelengths responsible for light pollution. Features Quality glass material; the SVBONY filter is made with multi layer Schott glass using ion assisted deposition technology to ensure scratch resistance and stability at the central wavelength or CWL. Robust metal frame; the SVBONY filter cell is made with lightweight yet strong