Seymour Solar Filter Set for BT-70-45 & BT-100-45 – Oberwerk
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Seymour Solar Filter Set for BT-70-45 & BT-100-45


Seymour Solar Filter Set for BT-70-45 & BT-100-45


Safely view and photograph the sun with our Helios Thin Film and Premium Helios Glass solar filters.  Seymour Solar as been providing high quality solar filters to astronomers and photographers for over 10 years!  All solar filters meet ISO 123112-2 requirements.

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Seymour Solar makes the finest, yet most-affordable solar filters we’ve ever tested- starting at just $85/pair.  Their Helios thin-film has a consistent yellow-orange solar image, with higher contrast than competitor’s filters.  For binoculars capable of magnifications greater than 25x, we also offer Seymour Premium Glass filters, for highest-possible resolution.  The glass filters are recommended when doing photography using a Novagrade Smartphone or Tablet Adapter.  For visual observation, the Helios film filters are all you need.  For the BT-100-45, there is a third smaller film filter to for the the 7×50 finder-scope. No returns accepted for solar filters.

Additional information

Weight 3 lbs
Dimensions 13 × 11 × 7 in


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