Conventional curved lenses, which direct light by refraction in glass or plastic, are often bulky and heavy, offering only ...
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Flat, razor-thin telescope lens could change the game in deep space imaging — and production could start soonScientists have developed an impossibly thin telescope lens that addresses a key astronomical challenge in a new study funded ...
while a thicker lens allows greater light-bending, increasing magnification. Besides refraction and reflection, light can have its path changed through diffraction, which means there is a third ...
The RF 20mm F1.4L VCM hybrid lens brings Canon’s L-series quality to ultra-wide video and stills with fast autofocus and ...
Canon has introduced the RF 20mm F1.4L VCM, the fourth and widest lens in its hybrid prime lens lineup featuring the Voice ...
In patients who have previously undergone corneal refractive surgery, the asymmetric segmental design of the Acunex VarioMax ...
Contact lens fitting may be adversely influenced by dry eyes, a common side effect of refractive surgery. Appropriate management of tear deficiency is of paramount importance. Corneal topography ...
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