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Lunt Blocking Filters – B600, B1200 & B1800
- Available in three different aperture from this drop-down list. Choose the blocking filter that best suits your applications, focuser size, and telescope focal length.
- The 12 mm blocking filter is offered in a 1.25″ or 2″ diagonal housing, and the 6mm & 18mm are available in a 1.25″ diagonal, 2″ diagonal, or 2″ straight-through extension tube design. The large 34 mm blocking filter is available in a 2″ straight-through housing only, and can be purchased by clicking the link.
Estimated lead time: 2 weeks(0 reviews)$348.00 – $998.00 Select options
Lunt B3400 Blocking Filter
- The B3400 Blocking Filter is recommended for telescopes with focal lengths of 3400 mm when used visually, and 1800 mm when used for imaging applications.
- The 34 mm blocking filter is housed in a 2″ straight-through housing.
Estimated lead time: 1 month(0 reviews)$1,798.00 Add to cart