The Schneider CTB color correction filters maintain a high MTF (modulation transfer function). Like all Schneider professional filters, the CTB filters are manufactured from crystal clear, water white optical glass that is diamond cut, precision ground and polished to the most exacting tolerances.
Available in the following Strengths:
- 1/8 CTB Item# 13085 (68-039044)
- 1/4 CTB Item# 13086 (68-039144)
- 1/2 CTB Item# 13087 (68-039244)










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