Why my Linear fitting has round isolines?

This video tutorial will tell you why your linear luminaire has round isolines.
The reason is you used one single LED in your calculation.
To create an oblong effect, make sure that the IES file has the body or ask the lighting manufacturer to test the fitting is the laboratory.

To learn more about lighting design, visit www.nrocolightingdesign.com

or enroll in lighting design courses at www.udemy.com/nelca_roco

Enjoy learning!

isolines?