Astronomik SII 6 nm CCD Clip-Filter for Sony Alpha 7 and 9 Cameras
Astronomik SII 6 nm CCD Clip-Filter
for Sony Alpha 7 & 9 Bodies
This 6 nm SII CCD clip-filter for Sony Alpha 7 and 9 cameras (see below for compatible models) is suitable for imaging cosmic bodies (including nebulae) along the singly ionized sulfur (SII) wavelengths. This narrowband, 6 nm filter works well both in conditions of light pollution or dark skies! Using this filter guarantees 90% transmission or more at SII (671.7nm-673.0nm). This filter is made to Astronomik's exacting standards. While transmission ratings may vary between each filter, you are guaranteed a transmission rating greater than 90%, with a typical transmission rating of around 94% for the 6 nm SII. The specific T-Max will be listed on the filter case. You can rest easy knowing that every unit is thoroughly tested and guaranteed to meet Astronomik's stellar benchmark of performance!
Astronomik's innovative clip-filter system allows a variety of filter types to be attached to your camera, and are designed for use with normal lenses or telescopes. Made in Germany, these filters have an optical thickness of 1 mm with laser-cut lenses and black anodized aluminum frames.
Compatibility of Astronomik Clip-Filter for Sony Alpha 7 & 9
These Astronomik clip-filters have been successfully tested with Sony Alpha 7, 7r, and 7s bodies in Mk I, Mk II, and Mk III versions. Also compatible with the Alpha 9 body.
Currently, these clip-filters are not compatible with the following models: Alpha 7r IV, Alpha 58, Alpha 68, Alpha 77, Alpha 99, Alpha 6500, and all Sony DSLR bodies using the A-mount.