Filtre SII & OIII & H-Alpha pour l'astronomie SV227 - SVBONY autopostr_instagram_68716 Revêtement des lentilles : FMC

Revêtement des lentilles : FMC

1x Dovetail plate

Champ réel 19 m–38 m/1000 m (42°–66° apparent) Quel type d’oculaire est compatible

même avec lunettes

Filtre SII & OIII & H-Alpha pour l'astronomie SV227 - SVBONY autopostr_instagram_68716 Revêtement des lentilles : FMCThe SII & OIII & H Alpha Filter for astronomy SV227 from SVBONY is designed for observing nebulae and deep sky photography. This filter set includes three filters: OIII 5nm, H Alpha 5nm, and SII 6. 5nm, each specially designed to enhance contrast and reduce light pollution. Features Benefits Compatibility Delivered items OIII 5nm filter: allows a bandwidth of 5nm centered on 500. 7nm. H Alpha Filter 5nm: allows a bandwidth of 5nm centered on 656nm.