138mm Split Field Diopter Strength:1 This filter measures 2 x

This filter measures 2 x 3" / 50

Tiffen's ColorCore glass is sealed between two optical glass sheets

Soft image quality does not detract from the overall detail of the image

4 and 5 are also available where this filter type's effect becomes approximately twice as strong with each grade number increase

is proportionate to the neutral density value

138mm Split Field Diopter Strength:1 This filter measures 2 xSplit Diopters are an incredible tool that help you enhance depth of field. They allow for more of the scene to be in total focus simultaneously. These diopters are semi circular pieces of glass that are mounted in ring form. They can be rotated in a Matte Box to achieve the desired effect.