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{"sheet":"Tablet Gen","index":1,"n_rows":35,"n_cols":17,"rows_kept":35,"cut":false,"hidden":false,"merged":[]}
["Monochrome Step Charts"]
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[]
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{"sheet":"Big Tablet","index":2,"n_rows":12,"n_cols":24,"rows_kept":12,"cut":false,"hidden":false,"merged":[]}
["Big Step Tablet"]
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{"sheet":"Color Checker","index":3,"n_rows":6,"n_cols":9,"rows_kept":6,"cut":false,"hidden":false,"merged":[]}
["Approximation of a MacBeth ColorChecker chart (sRGB values)"]
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{"sheet":"18% Grey","index":4,"n_rows":13,"n_cols":4,"rows_kept":13,"cut":false,"hidden":false,"merged":[]}
["18% Grey Card"]
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{"sheet":"Sensitometry","index":5,"n_rows":36,"n_cols":5,"rows_kept":36,"cut":false,"hidden":false,"merged":[]}
["Sensitometry"]
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[]
[null,"Range",{"$f":"10^(C34-C13)","v":39.810717055349734},{"$f":"10^(D34-D13)","v":81.283051616409963},":1"]

{"sheet":"Spacing","index":6,"n_rows":28,"n_cols":6,"rows_kept":28,"cut":false,"hidden":false,"merged":[]}
["Step Target Distribution"]
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[]
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{"sheet":"Conversions","index":7,"n_rows":14,"n_cols":7,"rows_kept":14,"cut":false,"hidden":false,"merged":[]}
["Conversions"]
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[]
[null,"Dynamic Range"]
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[null,"Lightest density",0.05]
[null,"Difference",{"$f":"C11-C12","v":1.75}]
[null,"Range",{"$f":"10^C13","v":56.234132519034915},":1"]