​Expected To Be Available From Autumn / Winter 2023
Double-Stack Filter For Ls40Tha Telescopes.
The Bandwidth Of H-Alpha Systems Can Be Reduced By So-Called “Double-Stacking”. A Smaller Bandwidth Provides Much More Contrast At The Solar Surface, Thereby Many More Details Will Become Visible.
Double-Stacking With A Bandwidth Of Only <0.55 Angstrom Is Also Possible At The Ls40Tha Telescopes. Therefore Lunt Solar Systems Has Especially Designed This Ls40Fha Double-Stack Filter In Compact Housing. The Filter Threads Directly Onto The Ls40Tha Telescopes.
Features
- Aperture: 40Mm
- Bandwidth: <0.55 Angstrom
- Tuning: Mechanical Tilt-Tuning
- Housing Diameter:
- Length:
- Weight:
- Front Thread:
- Rear Thread:
- Only Usable Together With A Ls40Tha Telescope!
Scope Of Delivery
- Ls40Tha H-Alpha Double-Stack Filter
- Instruction Manual
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