Results 371 to 380 of about 1,344,549 (424)
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Interactive Lenses for Visualization: An Extended Survey

Computer Graphics Forum, 2017
Christian Tominski   +2 more
exaly   +2 more sources

A versatile camera calibration technique for high-accuracy 3D machine vision metrology using off-the-shelf TV cameras and lenses

IEEE J. Robotics Autom., 1987
A new technique for three-dimensional (3D) camera calibration for machine vision metrology using off-the-shelf TV cameras and lenses is described. The two-stage technique is aimed at efficient computation of camera external position and orientation ...
R. Tsai
semanticscholar   +1 more source

The Art of Game Design: A book of lenses

, 2019
Anyone can master the fundamentals of game design - no technological expertise is necessary. "The Art of Game Design: A Book of Lenses" shows that the same basic principles of psychology that work for board games, card games and athletic games also are ...
J. Schell
semanticscholar   +1 more source

Velocity map imaging of ions and electrons using electrostatic lenses: Application in photoelectron and photofragment ion imaging of molecular oxygen

, 1997
The application of electrostatic lenses is demonstrated to give a substantial improvement of the two-dimensional (2D) ion/electron imaging technique. This combination of ion lens optics and 2D detection makes “velocity map imaging” possible, i.e., all ...
A. Eppink, D. Parker
semanticscholar   +1 more source

Recent Advances in Smart Contact Lenses

Advanced Materials & Technologies, 2019
The eyes can provide rich physiological information and offer broad diagnostic potential as a sensing site, making the use of contact lens sensors viable for noninvasive monitoring of many diseases and conditions.
Joohee Kim   +2 more
semanticscholar   +1 more source

Intraocular lenses

Current Opinion in Ophthalmology, 1993
Cataract remains a major source of blindness in many countries throughout the world. Although modern medicine and technology have combined to provide an almost ideal solution, availability of modern cataract and lens implant surgery is restricted, even in developed nations. The health care "cake" is not always divided fairly in favor of ophthalmology
openaire   +3 more sources

Smart Contact Lenses with Graphene Coating for Electromagnetic Interference Shielding and Dehydration Protection.

ACS Nano, 2017
Recently, smart contact lenses with electronic circuits have been proposed for various sensor and display applications where the use of flexible and biologically stable electrode materials is essential. Graphene is an atomically thin carbon material with
Sangkyu Lee   +9 more
semanticscholar   +1 more source

Intraocular lenses

Current Opinion in Ophthalmology, 1990
I have again reviewed the current state of the art in intraocular lens design in what has been a year of consolidation rather than dramatic discoveries. In foldable lenses, silicone reigns supreme, but there is the promising development of high-refractive-index foldable acrylic lenses.
openaire   +4 more sources

Ultraviolet-Absorbing Spectacle Lenses, Contact Lenses, and Intraocular Lenses

Optometry and Vision Science, 1990
Optical materials that are available to the practitioner for protection of the eye against hazardous exposure to ultraviolet radiation (UVR) are discussed. Principles of protection, procedures for calculating safe ocular exposure duration, and transmittance curves of commonly prescribed spectacle lenses, contact lenses, and intraocular lenses are ...
openaire   +3 more sources

Extended depth of focus intraocular lenses for presbyopia

Current Opinion in Ophthalmology, 2018
Purpose of review To summarize the various extended depth of focus (EDOF) intraocular lenses currently available to patients and to describe visual outcomes and patient satisfaction.
Sruti S. Akella, V. Juthani
semanticscholar   +1 more source

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