[WP-C] Poster Session 2

[WP-C-8] Bubble detection of optical fiber preforms using liquid immersion double-sided telecentric microscope

○Qin Yuanji¹, Yan Cheng¹, Ma Ning¹, Wang Tingyun¹, Huang Sujuan¹ (1. Shanghai University (China))

Keywords:

Fiber design,fabrication and characterization

A detection method for optical fiber preforms bubble is proposed using liquid immersion double-sided telecentric microscope, which virtually eliminate the distortion caused by the preform cylindrical lens effect. The method enables the bubble detection at different depths.