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Reports on the Contact Lens Association of Ophthalmologists' (CLAO) announcement of the establishment of the first ophthalmology fellowship devoted to contact lenses. Highlights of the 1996 lecture series; Sponsorship of a series of ...
Subjectively, Lotrafilcon B MFCL N performed best and was the only lens that did not decenter significantly compared to the SV control. Conversely, Omafilcon A MFCL N was the worst performing and most decentered lens (P<0.05, y=0.39 mm), with the greatest plus area under the power ...
The lenses are adopted for the geometrical restrictions imposed by a toroidal diamond indenter cell and yield signal-to-noise ratios at pressures as high as 72 GPa at initial sample volumes of only 230 pl. The corresponding levels of detection are found to be up to four orders of magnitude ...
Amazon Prime Day deals and new refurbished Nikon gear sale (2 days only) By[NR] admin|Published:June 21, 2021 Amazon Prime Day is today. The camera and photo-related deals can be found here: Memory cards deals Lexar deals Adobe CC deals Other countries: Amazon UK | Amazon DE | Amazon...
Canon announced their CN-E Primes back in 2011 with only a 24, 50, and 85mm. They quickly added the 14, 35, and 135mm to the line-up providing cinematographers an set of six lenses from 14 through 135mm. The lenses are plenty sharp and built rather well. Duclos Lenses saw the poten...
Tamron offers a wide selection of performance lenses for Sony, Nikon, Canon, and Fujifilm cameras. Browse our selection of high-quality lenses and accessories!
Multilevel diffractive optical elements are necessary for achieving high-efficiency performance. Here the diffraction efficiency of a multilevel phase-only diffractive lens is analyzed. Approximate, as well as more accurate, approaches are presented. Both plane-wave and Gaussian illumination are discussed...
Sony makes some incredible lenses of its own with the G-Master line which would be hard to compete against optically, and frankly, the Sony lenses are some of the priciest out there. All the more reason that switching to an all-Sigma lineup could make sense not only practically but fiscal...
75mm Telephoto Lens for iPhone 6 (JPEG only) Apple 6.10/9.10 75mm Telephoto Lens for iPhone 6s (DNG+JPEG) Apple 6.10/9.10 Pentax LensLens mountMinimum Lightroom Classic/Camera Raw version required smc PENTAX-D FA645 55mmF2.8AL[IF] SDM AW Pentax 3.2/6.2/12 smc PENTAX-D FA 100mm ...