Webof or relating to sight or vision; visual. of or relating to the eye. of or relating to an optician or opticians or to their products, especially eyeglasses: an optical service. noun opticals. … WebOptical Glossary. If you’re wondering what PD, ANSI, or photochromic means, you’ve come to the right place—we’ve created a glossary of the most common optical terms and …
Glossary of optical communication terms - NASA/ADS
WebMicro-Optics. A term referring to small (less than 2mm in size) lenses, beamsplitters, prisms, cylinders or other optical components commonly found in endoscopes or microscopes. Micro-Optics are also used to focus light in semiconductor laser and fiber optic applications. WebA range of optical spectrum allocated based on optical amplifiers. Six bands are specified: O (original), E (enhanced), S (short), C (conventional), L (long), and U (ultra). These cover the optical spectrum from 1260 nm to 1675 nm. Bandwidth The difference between the highest and the lowest frequencies of a transmission channel or path. csis intelligence report
Glossary of Vision Terms - The Eye Center
WebBy understanding the glossary terms below, you can better match your choice to your shooting situation. Coatings The optical elements of the riflescope are coated to reduce internal light loss and glare, which in turn ensures even light transmission, resulting in greater image sharpness, brightness, color fidelity and contrast. WebYear to Date. Drivers, Passengers, Non-Motorists: Same definitions as the Emphasis Area dashboard. Route Types – A fatal injury motor vehicle crash where the location is defined by the MDOT-SHA roadway inventory as: . Local Road: Owned and maintained by a local agency (non-state).Includes a combination of Route Types CO (County) and MU (Municipality). ... WebFeb 27, 2024 · If an eyeglass prescription includes cylinder power, it also needs to include an axis value, which follows the cylinder power. The axis is defined with a number from 1 to 180. The number 90 corresponds to the vertical meridian of the eye. The number 180 corresponds to the horizontal meridian of the eye. The axis is the lens meridian that is 90 ... eagle heights elementary school azle texas