Introduction Specifications and FeaturesAnnounced towards the end of August this year, the Canon EF 35mm f/1.4L II USM is the long-awaited update to the highly-regarded original model from 1998. Where the earlier model had just the one aspherical surface in its 11-element design (albeit with a highly desirable floating system), this second generation model has two aspheres and adds two UD glass elements. In addition, this lens debuts what Canon is calling Blue Spectrum Refractive (BR) optics. Although Canon remains tight-lipped, the company has stated that BR is a composite of organic material sandwiched between two
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