LUNT H-Alpha Double Stack LS50FHa solar filter
LUNT H-Alpha solar filter LS50FHa / B1200d2
Converts a normal telescope up to 1080 mm focal length into an H-alpha solar telescope showing prominences and more
- Special 50 mm filter for observing the sun
- For telescopes up to 1080 mm focal length and 2" focuser
- Additional adapter plate required for mounting
- Displays prominences and more detail on the sun.
- Width to Half Height less than 0.75 angstroms
- Filter system with H-Alpha Etalon and blocking filter
- For visual solar observation and photography
- Totally safe, no danger to eyes.
Note: The telescope in the image only serves to show the assembly of the article.
Carrier | Description | Estimated Delivery | ||
---|---|---|---|---|
Home delivery - International | Home delivery - International |
Monday, 6 January - Monday, 13 January |
Home delivery - International
Home delivery - International
Estimated delivery:
Monday, 6 January - Monday, 13 January
LUNT H-Alpha Double Stack Solar Filter LS50FHa
50 mm H-Alpha double stack solar filter, suitable for all LS50FHa filter systems and LS60THa telescopes.
This Etalon double stack solar filter is compatible with all LS100FHa filter systems and LS60THa telescopes from Lunt Solar Systems.
By adding this optional Etalon double stack system you can reduce the half width up to approx
no filter blocking! It can only be used as a double stack filter, or together with a blocking filter which must be purchased additionally. If the filter is used only as single stacked with an optional blocking filter, the half width amounts to
TECHNICAL SPECIFICATIONS:
PROPERTIES
- Aperture: 50 mm
- No central blocking
- Double-stacked half-width
- Tuning: Etalon tilting
- Housing diameter: 95 mm
- Length: 73 mm
- Weight: 0.7 kg
- Front thread: internal thread M90x1
- Rear thread: external thread M90x1
DELIVERY CONTENTS
- Solar filter LS50Fha
- Carrying case
- Operating instructions
Instructions for use
- Color: White
- Material: Aluminum