Optimized multielement accommodative intraocular lens with a four-freeform-surface Alvarez lens and a separate aspheric lens.
Sign Up to like & getrecommendations! Published in 2019 at "Applied optics"
DOI: 10.1364/ao.58.007609
Abstract: This paper proposes an accommodative intraocular lens (IOL), which consists of a two-element Alvarez lens and an aspheric lens for changing focal power and refractive power, respectively. The four-freeform-surface Alvarez lens is optimized for a… read more here.
Keywords: four freeform; alvarez lens; aspheric lens; accommodative intraocular ... See more keywords
Modified metasurface Alvarez lens based on the phase compensation in a microwave band.
Sign Up to like & getrecommendations! Published in 2022 at "Optics express"
DOI: 10.1364/oe.465263
Abstract: Alvarez lenses, a kind of passive zoom lenses with reconfigurable focus, have been widely applied in optics but very few at lower frequencies such as in a microwave band, where the phase approximation for Alvarez… read more here.
Keywords: alvarez; phase compensation; microwave band; alvarez lens ... See more keywords