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Solar Observation > Solar Filters > Blockfilter > Coronado > Coronado Blockfilter BF 5mm 1.25"
Product no.: 52879

Blockfilter BF 5mm 1.25"

RRP: $ 660.00 Our price:
$ 580.00 incl. VAT, plus shipping costs
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Product description

The blocking filter is the second element in any Coronado H-alpha system, it is just as crucial to your safety and the system's performance as the front element. Cannot be used without a Solarmax H-alpha front cell.

There are four versions of the Coronado Blocking Filter (BF):

  • BF 5mm for telescopes up to 500mm focal length
  • BF 10mm for telescopes up to 1000mm focal length
  • BF 15mm for telescopes up to 1500mm focal length
  • BF 30mm for telescopes up to 3000mm focal length



Connection (to the telescope)
Connection ( to eyepiece)
Viewing posture


Solar Filters
Type of build
Blocking Filter

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*All prices include VAT plus shipping costs.

Coronado Blockfilter BF 5mm 1.25"

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