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Clear Focusing Deep Sky Imaging Filter

  • Use of astrophotography filters, especially narrowband filters, often results in dim images which can be difficult to focus. Clear focusing filter can be used first to clearly focus the image.
  • Use with modified DSLRs for higher efficiency and sensitivity by passing visible range with 98.5% transmission
  • Act as an outstanding dust shield, which prevents the possibility of dust settling on the lens during long time exposure

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