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Ocular OCT retinal thickness map, right eye Time-domain OCT of the macular area of a retina at 800 nm, axial resolution 3 μm Spectral-domain OCT macula cross-section scan. Optical coherence tomography (OCT) is a technique for obtaining sub-surface images of translucent or opaque materials at a resolution equivalent to a low-power microscope.
Pictorial maps (also known as illustrated maps, panoramic maps, perspective maps, bird's-eye view maps, and geopictorial maps) depict a given territory with a more artistic rather than technical style. [ 1] It is a type of map in contrast to road map, atlas, or topographic map. The cartography can be a sophisticated 3-D perspective landscape or ...
Landolt C. Lea test. logMAR chart. An eye chart is a chart used to measure visual acuity comprising lines of optotypes in ranges of sizes. Optotypes are the letters or symbols shown on an eye chart. [ 1] Eye charts are often used by health care professionals, such as optometrists, physicians and nurses, to screen persons for vision impairment.
Template:Cities and municipalities of the Philippines location map. Template. : Cities and municipalities of the Philippines location map. Location of the cities and municipalities in the Philippines ( as of July 2023) Municipality Component city Independent component city Highly urbanized city. This box: talk.
[6] [7] At the time, local mean time was used to set clocks, meaning that every place used its own local time based on its longitude because the time was measured by locally observing the Sun. Philippine Standard Time was instituted through Batas Pambansa Blg. 8 (that defined the metric system ), approved on December 2, 1978, and implemented on ...
The ability of a lens to resolve detail is usually determined by the quality of the lens, but is ultimately limited by diffraction.Light coming from a point source in the object diffracts through the lens aperture such that it forms a diffraction pattern in the image, which has a central spot and surrounding bright rings, separated by dark nulls; this pattern is known as an Airy pattern, and ...
The following is a list of host cities of the Olympic Games, both summer and winter, since the modern Olympics began in 1896. Since then, summer and winter games have usually celebrated a four-year period known as an Olympiad. From the inaugural Winter Games in 1924 until 1992, winter and summer Games were held in the same year.
Quezon City, the most populous. Palayan, the least populous. Manila, the capital and most densely populated. Puerto Princesa, the most sparsely populated. Davao City, the largest in terms of land area. San Juan, the smallest in terms of land area. Carmona, the newest city. Cebu City, the oldest city.