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SAMLight Manual > Pen Settings > Edit Pens > Bitmap Settings > Pen PixelMap

Pen PixelMap
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pen_pixel_map

Figure 131: Pen PixelMap Dialog

The Pen PixelMap is a function which adjusts grayscale values. This means each grayscale value of each bitmap is mapped to an output value. The grayscale values of bitmaps are adjusted by the Pen PixelMap before they are mapped again by global System PixelMap.

The Pen PixelMap can be used to optimize the bitmap output for different materials.

The System PixelMap can be used to compensate general laser non-linearities. In addition, many laser sources should not be switched off completely for white pixels but needs a minimum laser power for fast switching between power levels.

DynamicPenPixelMap

Figure 132: Dynamic Pen PixelMap Dialog

The dynamic Pen PixelMap and the mode of interpolation is activated via Settings → System → Extras → Enable Dynamic Grayscale Map. Up to 255 individual interpolation points can be set by clicking on the line in the input-output view or by 'Insert Point'. Points can be changed by editing the values in the table or by dragging the red boxes in the input-output view.

This Pen PixelMap applies a new grayscale value to grayscale bitmaps according to the linear, cubic or Hermite interpolated input-output values in the table of Points.

It is possible to save the points to a *.txt file and load the points from a *.txt file.