ND Interchangeable Clip (IC) Filter for Canon EOS R Series Camera - STC Optics
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XL-Clip-Filter for Nikon Z series
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STC Astro-Multispectra Clip Filter (Canon EOS R/Rp/Ra) + FREE Shipping + FREE LensPen - Cyclops Optics
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Clip Filters - STC Optics
STC launches its over-sensor clip-in filters for Canon EOS R: Digital Photography Review
Infrared Interchangeable Clip (IC) Filter for Canon EOS R Series Camer - STC Optics