Welding occurs much hazard especially toward welders eyestrain. The Objective of study was to analyzed relation between age and eyestrain and also weld luminous intensity and eyestrain at welders of PT. X in District of Gresik. https://www.spidertattooz.com/Nora-NEFLINTW-R6MPW-6-E-Series-FLIN-Round-LED-Downlight-27K-30K-35K-40K-50K-Selectable-120V/