Lunt LS40THa 40 mm Dedicated H-alpha Solar Telescope - B600
Please Note:The eyepiece in the image is not included. The image also shows the B500 blocking filter. You will receive the B600 with this purchase.
Lunt Solar 40 mm Dedicated H-Alpha Telescope Features
- Lightweight, grab-and-go design
- Dedicated H-alpha 40 mm full aperture Lunt etalon
- B600 blocking filter (upgradeable)
- Integrated Vixen-style dovetail plate
- Suitable for both visual observing and solar photography
Looking for portability in a high-performance, dedicated solar telescope? Look no further than the Lunt 40 mm dedicated H-alpha telescope with B600 blocking filter! This lightweight (under 3 pounds!), grab-and-go style solar telescope is great for observing or photographing the sun, whether at home or on your travels.
This Lunt 40 mm, dedicated h-alpha solar telescope includes a non-rotating 1.25" helical focuser (upgradeable to Feathertouch), B600 blocking filter, and integrated Vixen-style dovetail.
Lunt Solar 40 mm Dedicated H-Alpha Specs
- Wavelength: Hydrogen-alpha (tuneable, dedicated)
- Etalon Size: 40 mm full aperture
- Etalon Tuning: Tilt through +/- 1 Angstrom
- Etalon FWHM (Bandpass): <0.65 Angstrom
- Etalon Peak Transmission: >88%
- Etalon Net Finesse: 19
- Etalon FSR (free spectral range): 12 Angstroms
- Focal Ratio: f10
- Sun Image Size: 3.7 mm
- Objective: Precision doublet (optimized at 656 nm)
- Blocking Filter: 6 mm
- Weight: 2.8lbs