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Pyrite 4.5/90mm, 90mm image circle, M37 x 0.75 filter thread, V-38-Mount
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Topaz 2.0/50mm, 17.6mm image circle, M30.5×0.5 filter thread, C-Mount
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Tourmaline 2.8/50mm, 24mm image circle, M30.5×0.5 filter thread
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Tourmaline 4.0/60mm, 24mm image circle, M30.5×0.5 filter thread
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Turquoise 2.2/70mm, 16mm image circle, M40.5×0.5 filter thread