WebMar 2, 2024 · Optic disc: Formed by axons of ganglion cells that leave the eye to form the optic nerve; Located medially to the fovea centralis; Insensitive to light due to lack of photoreceptors (physiologic scotoma, i.e, blind spot) Contains the optic cup. Central, cup-like depression in the optic disc; Site of transversing of retinal vessels WebThe basic medium of fiber optics is a hair-thin fiber that is sometimes made of plastic but most often of glass. A typical glass optical fiber has a diameter of 125 micrometres (μm), …
Light and Optics - Physics
WebSep 12, 2024 · Note that a greater magnification is achieved by using a lens with a smaller focal length. We thus need to use a lens with radii of curvature that are less than a few … WebApr 8, 2024 · Optical Fiber-Light pulses (signals) are transmitted through this medium. Optical Receiver-The receiver receives the transmitted light pulses (signals) and decodes them into usable signals. Optical Regenerator-Data transmission over long distances requires this. The Types of Optical Fibers boy scout jamboree 2022 sea girt
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WebAug 15, 2024 · The optic nerve (CN II) is a paired nerve that transmits visual information from the retina to the brain, and is considered to be part of the central nervous system. The nerve is furthermore sheathed in all three meningeal layers ( dura, arachnoid, and pia mater ), and is composed of retinal ganglion cell axons and glial cells. The optic nerve ... WebThe optic disc is elevated and its surface is covered by cotton wool spots (damaged axons) and flame hemorrhages (damaged vessels). Four I's: increased intracranial pressure (papilledema), infarction, inflammation, … WebApr 10, 2024 · Optics is an important chapter included in the JEE Main 2024 syllabus, and going through the Optics study notes prepared by our expert teachers will assist you in preparing for the IIT JEE exams. So, don’t waste another minute looking for JEE Main study resources and download the free PDF here. gwladys acoulon