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Nebula 5 EQ/AZ Mount
Precision Fit
Give you higher contrast and greater detailed viewing
Ergonomic 45-Degree Viewing Angle: Ensures comfortable
ToupTek New narrowband 2inch filter Variant:SII filter 2inch 6.5nm Nebula 5 EQ/AZ MountToupTek New narrowband 2inch filter Narrowband filters make astronomical photography more interesting. Emission nebulae contain rich and complex narrowband emission lines, such as the deep red 656. 28nm H emission line, the red [SII] (671. 6nm and 673. 1nm) and the blue green [OIII] (500. 7nm and 495. 9nm). Compared with broadband, narrowband filters only focus on a few very narrow bands, retaining only a few nanometers to a dozen nanometers of
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