API Reference > OdDb Classes > OdDbViewport Class > OdDbViewport Methods > OdDbViewport::setLensLength Method
OdDbViewport::setLensLength Method
Syntax
C++
void setLensLength(double lensLength);
Parameters 
Description 
double lensLength 
[in] Lens length (mm). 

Sets the perspective mode lens length of this Viewport object (DXF 42).

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