1. Optical design of LED high mast lamp based on TIR freeform lens for annular lighting. (October 2021) Authors: Pan, D; Zhang, YC; Xie, XF; Fan, MJ; Chen, YA; Yan, SH; Yang, SJ Journal: Lighting research & technology Issue: Volume 53:Number 6(2021) Page Start: 569 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗