13Compact Prime CP.2 21/T2.9Meter distance scale Feet distance scaleDistance to test chart [mm]: 1000 Distance to test chart [ft]: 4Object distanceat best focus [mm]:Change of totalshim thickness [mm]:Object distanceat best focus [ft]:Change of totalshim thickness [mm]:940 -0.04 3ft 8' -0.04955 -0.03 3ft 9' -0.03970 -0.02 3ft 10' -0.02985 -0.01 3ft 11' -0.011000 0.00 4ft 0' 0.001015 +0.01 4ft 1' +0.011030 +0.02 4ft 2' +0.021045 +0.03 4ft 3' +0.031060 +0.04 4ft 4' +0.04Compact Prime CP.2 25/T2.9Meter distance scale Feet distance scaleDistance to test chart [mm]: 1000 Distance to test chart [ft]: 4Object distanceat best focus [mm]:Change of totalshim thickness [mm]:Object distanceat best focus [ft]:Change of totalshim thickness [mm]:960 -0.03 3ft 8' -0.05970 -0.02 3ft 9' -0.04980 -0.02 3ft 10' -0.03990 -0.01 3ft 11' -0.011000 0.00 4ft 0' 0.001010 +0.01 4ft 1' +0.011020 +0.02 4ft 2' +0.031030 +0.02 4ft 3' +0.041040 +0.03 4ft 4' +0.05