LUNT H-Alpha solar filter LUNT...
LUNT H-Alpha solar filter LUNT...
LUNT H-Alpha solar filter LUNT...
LUNT H-Alpha solar filter LUNT LS60FHa / B3400
LUNT H-Alpha solar filter LUNT LS60FHa / B3400
LUNT H-Alpha solar filter LUNT LS60FHa / B3400

LUNT H-Alpha solar filter LUNT LS60FHa / B3400

LUNT0550257
Stock at Supplier
5,370.21
VAT excluded Shipping 5/7d

LUNT H-Alpha solar filter LUNT LS60FHa / B3400

Converts a normal telescope up to 3060 mm focal length into an H-alpha solar telescope showing prominences and more

  • Special 60 mm filter for sun observation
  • For telescopes up to 3060 mm focal length and 2 inch focuser
  • Additional adapter plate required for mounting
  • Displays prominences and other details of the sun
  • Half-width less than 0.75 Angstrom
  • Filter system with H-alpha etalon and blocking filter
  • For visual solar observation and photography
  • Absolutely safe, no danger to eyes

Note: The telescope in the image is only to show the assembly of the item.

Buy it now and receive it between on Tuesday, 18 March and Tuesday, 25 March with Home delivery - International

Delivery Options
Carrier Description Estimated Delivery
Home delivery - International Home delivery - International

Tuesday, 18 March - Tuesday, 25 March

Home delivery - International

Home delivery - International

Estimated delivery:
Tuesday, 18 March - Tuesday, 25 March

 

LUNT H-Alpha solar filter LUNT LS60FHa / B3400

Solar filter system with blocking filter B3400 for front mounting on telescopes with a 2" eyepiece focuser and a focal length up to 3060mm.

The LS60FHa H-Alfa Etalon solar filter system with 50mm free aperture (no central blocking) can be used with common refractors and almost all other telescopes. The LS60FHa features a half-height width of approx

The system includes the B3400 Blocking filter designed for telescopes with a focal length up to 3060mm. The blocking filter is incorporated in a 90° zenith prism for 2" eyepiece focusers. This zenith prism is equipped with a 1.25" eyepiece attachment and a T2 camera connection.

By supplementing it with an optional available Double-Stack Etalon system you can reduce the width at half height to approx

TECHNICAL SPECIFICATIONS:

PROPERTIES

  • Aperture: 60mm
  • No central obstruction
  • Half-height width
  • Tuning: etalon tilting
  • Housing diameter: 95mm
  • Length: 85mm
  • Weight: 0.85 kg.
  • Front thread: M90x1 internal thread
  • Rear thread: M90x1 external thread
  • Filter-blocking: B3400 on 90° zenith prism for 2" eyepiece focusers
  • Maximum telescope focal length: 3060mm

DELIVERY CONTENTS

  • Solar filter LS60Fha
  • Blocking filter B3400 (for 2" eyepiece focuser) on zenith prism
  • Carrying case
  • Instructions for use

Instructions for use

  • Material: Aluminum, Glass

Note: The telescope in the image only serves to show the assembly of the article.

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