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Coronado Adapter Rings for Double Stack Filters
$24.99 - $34.99
Coronado adapter ring, required to double stack a second external primary Etalon filter, which dramatically boosts contrast of solar features. Telescope and double stacking filter sold separately.
Items Included:
Coronado Adapter Ring for 40mm Doub...
Coronado Adapter Ring for 40mm Double Stack Filter
#55738
$24.99
Required to double stack an SME40 external primary Etalon, double stacking an original 40mm Coronado or Coronado II telescope such as an SMT40 or PST.
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Coronado Adapter Ring for 60mm Doub...
Coronado Adapter Ring for 60mm Double Stack Filter
#55739
$32.99
Required to double stack an SME60 external primary Etalon, double stacking an original 60mm Coronado or Coronado II telescope such as an SMT60. Telescope and double stacking filter...
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Required to double stack an SME60 external primary Etalon, double stacking an original 60mm Coronado or Coronado II telescope such as an SMT60. Telescope and double stacking filter sold separately.
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Coronado Adapter Ring for 90mm Doub...
Coronado Adapter Ring for 90mm Double Stack Filter
#55740
$34.99
Required to double stack an SME90 external primary Etalon, double stacking an original 90mm Coronado or Coronado II telescope such as an SMT90. Telescope and double stacking filter...
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Required to double stack an SME90 external primary Etalon, double stacking an original 90mm Coronado or Coronado II telescope such as an SMT90. Telescope and double stacking filter sold separately.
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