H-alpha Single Pass Front Mount Etalon System for telescopes with 1.25'' focusser and up to 1620mm focal lentgh.
Introducing the LS50 Hydrogen-alpha system. To kick off the new company we are offering the 50mm aperture (no central obstruction) integrally tuned etalon for use on any customer supplied refractor. System includes the B1800 blocking filter which provides full disk images on telescopes up to 1620mm focal length. Larger blocking filters suitable for longer focal length telescopes are also available options.
Because the LS50 has an estimated bandpass of Delivered with order:
• Main Filter
• Blocking Filter (for 1.25'' focusser)
• Transport case
Pre-orders will be shipped in the order they are received.
Prices are subject to change without notice.
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