Lunt LS50C H-alpha Double-Stack Filter quintuplet The generous back focus also

The generous back focus also allows the connection of correctors

Material: Barrel made of black anodized metal

ZWO astronomy-theme stickers

Tripod adapter available seperately

Height adjustable from approx

Lunt LS50C H-alpha Double-Stack Filter quintuplet The generous back focus alsoDouble stack filter for Lunt LS50THa Solar Telescope. By using a double stack filter, the bandwidth of H alpha systems can be reduced which provides much more contrast and detail on the Sun's surface. Please Note: This double stack filter is only suitable for use with the Lunt LS50THa Solar TelescopeFeatures: Aperture: 50mm Bandwidth: <0. 55 Angstrom Tuning: Mechanical tilt tuning Housing diameter: 85mm Length: 70mm Weight: 0. 7kg Front thread: M80x1