technology devices uysed to overcome the constraints of look and ability to hear

 technology gadgets uysed to overcome the limitations of sight and experiencing Essay

Technology to Overcome The Limitation of Sight and Hearing Launch Devices to overcome Restrictions of eyesight Microscope Binoculars Function: Binoculars are used for looking at far items like structures, birds, and many more. Other information associated with the products Telescope The earliest recorded working telescopes were the refracting telescopes that appeared inside the Netherlands in 1608. Their development is credited to 3 individuals: Hans Lippershey, Zacharias Janssen and Jacob Metius. Binoculars The telescope was introduced to astronomy in 1609 by the great Italian man of science Galileo Galilei. Periscope In 1854 Hippolyte MariГ©-Davy made the initial naval periscope, consisting of a top to bottom tube with two tiny mirrors fixed at each end at 45В°. Simon Lake used periscopes in his submarines in 1902. Stethoscope The stethoscope was invented in France in 1816 by RenГ© Laennec at the Necker-Enfants Malades Medical center in Rome. It consisted of a wood tube and was monaural. Megaphone Your initial inventor with the speaking brass is a subject matter of historical controversy, as both Samuel Morland and Athanasius Kircher lay claim to the device. View Limitations Experiencing Limitations Limit of view is whereby a person is capable of see a great object/colour/shape till a certain prolong. Limitations of sight can be overcome by utilizing appropriate optical devices such as Microscope, Telescope, Periscope and more. The range of frequency of hearing in human can be from 20 Hz to 20000Hz. It is different in line with the age of a person. Restriction of hearing can be get over by using appropriate hearing aids including microphone, stethoscope, amplifier while others. Function: A microscope is usually an instrument used to see objects that are also small pertaining to the bare eye. Telescope Function: A telescope is used for observing distant things like actors, planets, the moon while others. Periscope Function: A periscope is a musical instrument for remark from a concealed position. Devices to overcome the...


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