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Aquamarine 2.0/28mm, 24mm image circle, M30.5×0.5 filter thread
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Aquamarine 2.0/35mm, 24mm image circle, M30.5×0.5 filter thread
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Charoite 1.4/23mm, 11mm image circle, M30.5×0.5 filter thread, C-Mount
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Citrine 1.4/17mm, 11mm image circle, M30.5×0.5 filter thread
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Citrine 1.4/23mm, 11mm image circle, M30.5×0.5 filter thread
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Citrine 1.9/35mm, 11mm image circle, M30.5×0.5 filter thread
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Cryolite 2.8/40mm V38 Mount, , 43.2mm image circle, M37x0.75 filter thread
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EMERALD 2.2/50mm, 43.2mm image circle, M43.0x0.75 filter thread
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Emerald 2.8/28mm “L”, 43.2mm image circle, M62.0x0.75 filter thread
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Emerald 2.9/100mm “L”, 43.2mm image circle, M43.0x0.75 filter thread
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Onyx 0.95/25mm C-Mount , 16mm image circle, M39x0.5 filter thread