Lunt LS60THa/C OTA without blocking filter

LUNT LS60THa/C OTA without blocking filter

H-alpha Solar Telescope with 60mm aperture and <0.75 Angstrom bandwidth. Will be delivered without blocking-filter, can only be used with additional blocking-filter!

This telescope will be delivered without blocking-filter. We offer many additional available blocking-filters in various sizes, in 90° star-diagonal, or straight extension-tube. You can use all these blocking-filters at this telescope.
PLEASE NOTE: You can not use this telescope without additional blocking-filter!

The LS60THa is a telescope for observing the sun in H-alpha, with 60mm aperture (no central obstruction) and 500mm focal length. An internal Etalon allows provides <0.75 Angstrom bandwidth. The Etalon is installed safely inside the telescope-tube, and adjustable by a mechanical tilting-system.
Fine adjustment is achieved with a Crayford style focuser with 10:1 reduction.

Technical data:
• Aperture: 60 mm
• Focal length: 500 mm
• Bandwidth: <0.75 Angstrom
• Tuning: tiltable internal Etalon
• Focuser: Crayford-style with 10:1 reduction
• Tube-ring with 1/4-20 tapped base (standard thread for photo-tripods)
• Weight: 2.75 kg
• Length: 33.5 cm

Delivered by order:
• LS60THa H-alpha solar telescope (without blocking-filter!)
• 2" Crayford focuser
• Tube ring with 1/4-20 connection for mounting on photo-tripods
• Transport case
• Instruction manual