Materials such as milk, paper, white paint and tissue are opaque because they scatter light, not because they absorb it. But no matter how great the scattering, light is always able to get through the material in question.
Biologists at the University of Virginia have discovered a switching mechanism in the eye that plays a key role in regulating the sleep/wake cycles in mammals.
IRIDEX Corporation announces receipt of FDA 510(k) clearance for its Family of IRIDEX IQ Laser Systems. This clearance covers the IRIDEX IQ 532, IQ 577, IQ 630-670, and IQ 810 Laser Systems and their associated delivery devices to deliver laser energy in either CW-Pulse(TM), MicroPulse(TM) or LongPulse(TM) mode. These Laser Systems are intended for a wide range of specific applications in the medical specialties of ophthalmology, ear, nose and throat (ENT)/otolaryngology and dermatology.
StockerYale, Inc., a leading designer and manufacturer of structured light lasers, LED modules and specialty optical fibers for industrial OEMs, medical and defense markets, today announced it had received a follow-on development order from one the world's largest defense contractors for the Company's pulsed Thulium Doped Fiber Laser (TDFL).
Research and Markets has announced the addition of the "LED Driver ICs: Application Drivers, Technology Developments + Product Introduction Trends" report to their offering.
Bederra Corporation, a medical imaging and diagnostic company, announced today that its wholly-owned subsidiary Lumar Imaging, Inc. has entered into a Joint Venture (JV) agreement with Advanced Nuclear Consultants, LLC, a leading provider of refurbished nuclear gamma cameras with state-of-the-art technology.
About half of U.S. adults age 20 and older have refractive errors, or eye problems that result in less than 20/20 vision, according to a report in the August issue of Archives of Ophthalmology, one of the JAMA/Archives journals.
GE Healthcare, a unit of General Electric Company, today announced its Signa HDe 1.5T Magnetic Resonance Imaging (MRI) system as the first medical imaging product from GE Healthcare to be recognized as an ecomagination offering after completing the company's rigorous internal environmental and operational evaluation, recognizing it as one of the most energy efficient 1.5T MRI systems commercially available.
Visual field tests are widely used by eye doctors and neurologists. By determining the health of the retina, optic nerve and the visual pathway throughout the brain, the test can uncover glaucoma and conditions such as optic neuritis or brain damage. Essential to undergo before one can drive a car or fly a plane, the visual field test is also used to pinpoint neurological damage after an accident or surgery.
Hitachi High-Technologies Corporation has developed the SU8000, a new type of Field Emission Scanning Electron Microscope (FE-SEM) that features a newly developed top detector. The SU8000 was introduced on August 1.
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