The FrontBox 12+4 from DSC Labs, is a test chart featuring 12 primary colors as well as a spectrophotometrically neutral 11 step grayscale. These charts assist shooters and engineers align their cameras as precisely as possible.
11 Step Grayscale
Grayscales will help optimize tonal reproduction and create richer-looking images.
Color and Skintone
Although there are only 6 boxes on a Vectorscope, it is important to monitor the curvature of intermediary colors between the boxes. This pertinent information will help display colorimetry reproduction issues within a cameras CCD, as well as show how consistent the lighting is across the board. , this FrontBox also features four skin tones and instructions on how to effectively use the chart.
Aspect Ratio and Backfocus
The FBP includes framing apertures for 16:9 (1.77, 90% and 100%), widescreen film formats 1.85 (90 and 100%) and 2.35 (100%), with a DSC BackFocus Star on the reverse.
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Scanned Area - 11.0 x 9.5", 27.94 x 24.13cm Active Area - 10.0 x 6.0", 25.4 x 15.24cm