How to manage linetype scale system variables (MSLTSCALE ...
Starting with AutoCAD 2008, linetype scaling in model space is controlled by the variable MSLTSCALE and in paper space with PSLTSCALE. The MSLTSCALE system variable controls whether or not linetypes displayed in the model tab are scaled based on the annotation scale.. 0 = Linetypes displayed on the Model tab are not scaled by the annotation scale.
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