11-step grey scale for testing video cameras, made by Putora.  The chart “A” is handy to have it on location to take snap shot in actual light condition and send the images to the post production as a light reference.

Also available in 15 1/2" x 10 1/2" (40 x26.7cm)

• The Grey Scale chart provides an extremely accurate, 11-step, TV compensated gray scale
• Now available in two size 12"x8" & 15 1/2" x 10 1/2"
• In addition to the 11-step scale, the chart incorporates several other useful components for visual evaluations: Contrast Indicator neighbored by a strip of 18% grey (in the center), a Sharpness indicator's elements, full black, basic colour patches and all of it is on the grey background "Reference Field Level", established by Ivan Putora's Theory.
• Charts are MATTE to make it easy to work with a wide range of lighting conditions.
• Paint used is long lasting ink and is expected to maintain the charts' integrity over a long period of time,

Charts are supplied in vinyl envelope.