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Lunt Solar Systems 60mm Hydrogen-alpha Filter



  • 60mm front-mounted non-obstructed hydrogen-alpha filter for use on a wide range of telescopes!
  • Connect the Lunt LS60FHa to your telescope with the appropriate adapter (sold separately), or use it to double-stack on an existing Lunt 60mm solar telescope or filter for a ~
  • Choose the appropriate LS60FHa and blocking filter for your telescope's focal length and focuser size.

PRODUCT DESCRIPTION

The Lunt LS60FHa is a 60 mm aperture (no central obstruction) integrally tuned etalon for use on a customer supplied refractor.

A B600 blocking filter provides full disk images on telescopes up to 540 mm focal length. Larger blocking filters suitable for longer focal length telescopes are also available options.  Choose the filter/blocking filter package that is suitable for your telescope and your focuser size:

  • B600 – Up to 540 mm focal length, offered in 1.25″ or 2″ diagonal
  • B1200 – Up to 1080 mm focal length, offered in 1.25″ or 2″ diagonal
  • B1800 – Up to 1620 mm focal length, offered in 1.25″ or 2″ diagonal
  • B3400 – Up to 3060 mm focal length, offered in 2″ straight-through tube

This Hydrogen-alpha filter is designed to retrofit (adapters required) a customer-supplied telescope for use during the day. It is easily removable so that the scope can continue to be used for night observing.

Because the LS60FHa has an estimated bandpass of

LS60FHa Specifications: (single filter)

  • Optical Aperture: 60 mm
  • Etalon: Internal
  • Tuning: Tilt
  • Focal Length: Customer Telescope
  • Storage: Aluminum finished hard case with fitted foam
  • Weight: 3 lb (~1.5 kg)

Required Accessories:

Typically an adapter plate will be required to attach a Lunt Solar Filter to the front of a customer-supplied telescope. These adapters are in stock for the more common user scopes, but can be custom made to your specific requirement if needed.  No adapter is needed to connect one LS60FHa to another for double-stacking.

Please select from the drop-down list above one of the following choices:
 
LS60FHa:  60mm front-mounted non-obstructed etalon (must be used with a blocking filter)
 
LS60FHa1/B600:  60MM front-mounted etalon supplied with a 6mm blocking filter for a 1.25" focuser
LS60FHa1/B1200:  60MM front-mounted etalon supplied with a 12mm blocking filter for a 1.25" focuser
LS60FHa1/B1800:  60MM front-mounted etalon supplied with an 18mm blocking filter for a 1.25" focuser
 
LS60FHa2/B600:  60MM front-mounted etalon supplied with a 6mm blocking filter for a 2" focuser
LS60FHa2/B1200:  60MM front-mounted etalon supplied with a 12mm blocking filter for a 2" focuser
LS60FHa2/B1800:  60MM front-mounted etalon supplied with an 18mm blocking filter for a 2" focuser
LS60FHa2/B3400:  60MM front-mounted etalon supplied with a 34mm blocking filter for a 2" focuser

IF AN ADAPTER IS REQUIRED - PLEASE PHONE OR EMAIL WITH YOUR TELESCOPE APPLICATION


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