title: Diffractive optics and micro-optics: introduction to the feature issue.
abstract: This issue of Applied Optics features 16 papers related to the fabrication, design, and application of diffractive and micro-optical elements. A companion feature in the Journal of the Optical Society of America A [J. Opt. Soc. Am. A 16(5), 1091 (1999)] includes papers on the modeling of diffractive elements.
authors.affiliation: US Army Research Laboratory, Mail Stop AMSRL-SE, 2800 Powder Mill Road, Adelphi, Maryland 20783, USA. mait@arl.mil
authors.forename: J N
authors.initials: JN
authors.lastname: Mait
authors.forename: H P
authors.initials: HP
authors.lastname: Herzig