Lunt LS50C H-alpha Double-Stack Filter quintuplet By eliminating the power consumption

By eliminating the power consumption of the conventional LCD (Starbook Ten)

Tripod adapter available seperately

An optional hand controller for manual focus control can be acquired separately for those who might want to add this functionality

85" filter thread (outside)

One-Star Align

Lunt LS50C H-alpha Double-Stack Filter quintuplet By eliminating the power consumptionDouble 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