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Radar beacon. Racon signal as seen on a radar screen. This beacon receives using sidelobe suppression and transmits the letter "Q" in Morse code near Boston Harbor (Nahant) 17 January 1985. Radar beacon (short: racon) is – according to article 1.103 of the International Telecommunication Union's (ITU) ITU Radio Regulations (RR) [1 ...
The second treats an accurate pyramidal beam through the pixel and along a complex path, but it only works for polyhedrical shapes. Cone tracing solves certain problems related to sampling and aliasing, which can plague conventional ray tracing. However, cone tracing creates a host of problems of its own. For example, just intersecting a cone ...
to correct refractive errors of the eye; a little invasive. Phoropter. used in refraction testing. Tonometers. used to determine the intraoccular pressure (IOP) - useful in glaucoma; video link for various types of tonometers. Speculum: to keep the eyes open during any operation. Universal eye speculum.
SCED Finder gives you fast access to standard codes for secondary and prior-to-secondary school courses. Learn more about the classification system. Use the keyword search to find subject codes by course title or description. Browse all subject codes organized by 24 major subject areas.
The Federal School Code List contains the unique identifiers assigned by the U.S. Department of Education to schools participating in the Title IV federal student aid programs. Students can enter these codes on the Free Application for Federal Student Aid (FAFSA®) form to indicate which postsecondary schools they want to receive their ...
The SCED Finder is designed to help select SCED codes for secondary and prior-to-secondary courses. This tool can be used for a variety of purposes by school staff, researchers, students or parents.
Katz extractor. to remove nasal foreign body. Bull's eye lamp. source of light; exiting lens is convex and produces a divergent beam of light. Speculum. to dilate orifices and to see inside. •Thudichum's nasal speculum. -do-; short blades ( uses: anterior rhinoscopy - to see the Little's area, ant-inferior part of nasal septum, anterior part ...
Distant. Remote. What are locales? Locales are general geographic indicators that reflect the type of community where a school is located. Use the Locale Lookup to identify the types of communities where schools are located.
The ray tracing algorithm solves the rendering problem in a different way. In each step, it finds all intersections of a ray with a set of relevant primitives of the scene. Both approaches have their own benefits and drawbacks. Rasterization can be performed using devices based on a stream computing model, one triangle at the time, and access ...
NCES DataLab offers public access to wealth of data on the condition of American education. This suite of online data analysis tools (PowerStats, TrendStats, and QuickStats) allow users to create tables and regressions to answer critical questions about education across the nation. NCES Tables Library provides statistics on educational data ...