Coronado Adapter Rings for Double Stack Filters

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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This item:
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.

Quantity:
This item:
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.

Quantity:
This item:

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