PORTLAND, Ore.--(BUSINESS WIRE)--Electro Scientific Industries, Inc. (NASDAQ:ESIO), an innovator of laser-based manufacturing solutions for the microtechnology industry, today announced results for its fiscal 2016 first quarter ended June 27, 2015. Financial measures are provided on both a GAAP and non-GAAP basis, which excludes the impact of purchase accounting, equity compensation, and other items. First quarter revenue was $43.1 million, compared to $37.6 million in the fourth quarter of 201