H-alpha blocking filter

H-alpha Blocking Filters

Blocking filters are used behind the primary lens and offer the same protective effect as ERF filters in front of the lens. In various configurations, they are essential for safe Sun observation.

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CORONADO - 10 mm blocking filter
654.62 €
Delivery date : 1-4 days
CORONADO - 15 mm blocking filter
839.50 €
Delivery date : 1-4 days
CORONADO - 30 mm blocking filter
2092.44 €
Delivery date : 1-4 days
CORONADO - 5 mm blocking filter
444.54 € 420.17 €
Delivery date : 1-4 days
For free combination with a Lunt-Solar-Systems H-alpha solar-telescope or -filter
1091.60 €
Delivery date : 3-4 days
For free combination with a Lunt-Solar-Systems H-alpha solar-telescope or -filter
1679.83 €
Delivery date : 3-4 days
For free combination with a Lunt-Solar-Systems H-alpha solar-telescope or -filter
1679.83 €
Delivery date : 3-4 days
The B600 is for maximum focal length 540mm, B1200 is for 1080mm, B1800 is for 1620mm and the B3400 is for 2880 mm maximum focal length.
587.40 €
Delivery date : 1 week