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The Carl Zeiss AG & Varilux lenses were the first PAL of modern design. Bernard Maitenaz, patented Varilux in 1953, and the product was introduced in 1959 by Société des Lunetiers (now Essilor). The first Varilux lenses' surface structure was however still close to a bifocal lens, with an upper, aberration-free half of the surface for far ...
People who have a multifocal intraocular lens after their cataract is removed may be less likely to need additional glasses compared with people who have standard monofocal lenses. [2] People receiving multifocal lenses may experience more visual problems, such as glare or haloes (rings around lights), than with monofocal lenses. [2] People ...
Pages in category "Zeiss lenses" The following 24 pages are in this category, out of 24 total. This list may not reflect recent changes. * Carl Zeiss AG; 0–9.
However, concentric ring multifocal lenses are prone to glare and mildly compromised focus at all ranges of vision. People who have a multifocal IOL after their cataract is removed may be less likely to need additional glasses compared with people who have standard monofocal lenses. [6]
The following is a list of lenses made by Carl Zeiss: Tessar 40/4.5; Tessar 50/3.5; Biotar ... Noted for its sharpness and stratospheric price [citation needed]. f /4 ...
Lenses produced after 1959 are marked with yellow paint on a screw head attaching the lens flange, indicating the presence of a special cutout to transfer a lens's maximum aperture (2, 2.8, 3.4, or 4 and higher) for use with the Ultramatic and Ultramatic CS. [10] List of Carl Zeiss Bessamatic/Ultramatic SLR DKL-mount lenses:
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