A new technique based on laser vitrification of cordierite ceramic powders is used to fabricate arbitrarily shaped microlens arrays on a glass substrate. Crack-free semispherical and quasi-spherical lenses with good optical and surface quality are demonstrated.
© 2009 Optical Society of America
Lasers and Laser Optics
Original Manuscript: July 23, 2009
Manuscript Accepted: October 27, 2009
Published: December 1, 2009
Changyi Lai and Vitor M. Schneider, "Arbitrary shaped microlens array laser sintered on glass sheets," Appl. Opt. 48, 6621-6626 (2009)