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Lunt 50mm Ha Etalon Filter
$1,188.00The Lunt LS50FHa is a 50 mm aperture (no central obstruction) integrally tuned etalon for use on any customer-supplied refractor. -
Lunt 60mm Ha Etalon filter
$1,917.00The Lunt LS60FHa is a 60 mm aperture (no central obstruction) integrally tuned etalon for use on a customer supplied refractor.