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what are the pupillary defectsthere are certain deviations from normal pupillary reflexes which point towards certain specific
what is dispersion dispersion within optics consider as the change in phase velocity of an electromagnetic wave along with wavelength conversely when
determine about the accommodation of eyeaccommodation is the ability of the overall refracting power of the eye to change to clearly view objects at
describe the uses of pupilvariation in the size shape or reaction usually indicates some form of disease disorder or use of medication the pupil is
explain the appearance of the pupilthe pupil should appear round and regular the normal diameter is 2-4 mm on stimulation by light
explain the term- pupil pupil is the aperture in centre of the iris diaphragm that regulates entry of light into the eye
pupillary reflexesthere are two types of reflexes which control the pupillary reaction-the light reflex and near reflex when light is shown on one
illustrates term refractive index in optical fibresrefractive indexoptical fibres consist of two layers which are core and cladding with various
define the term multi-mode fibre shortlymulti-mode fibrethis type of fibre permits more than one mode to travel by this as this has to permit more
discuss about the single-mode fibre in shortsingle-mode fibrea single-mode fibre consists of a narrow core 8 to 10microm and refractive index in
how is plastic clad silica fibre used in optical fibresplastic clad silica fibreplastic clad silica fibre pcs is other type of optical cable this has
how is plastic fibre material used in optical fibresplastic fibreplastic fibre is classically made of plastic such are low cost optical fibres they
how is glass fibre material in optical fibres usedglass fibre material in optical fibressilica is the generally used materials for the manufacture of
what type of material in optical fibres usedmaterial in optical fibresoptical fibres are generally made along with two kinds of materials that are
describe the numerical aperture in the optical fibrenumerical aperturethe numerical aperture is described as the sine of the acceptance angle
what is atomic holographyatomic holographyatomic holography has evolved out of the growth of the fundamental elements of atom optics along with the
what is acoustic holographyacoustic holography is a technique used to evaluate the sound field near a source through measuring acoustic parameters
what is electron holographyelectron holography is an application of holography procedures to electron waves quite than light waves electron
illustrates some applications of holographyapplications of holographyholography can be put to many of uses other than recording images holographic
how is lasers use in medical treatmentlasers in medical treatmentlasers used within cosmetic surgery as removing tattoos stretch marks scars sunspots
how is laser in heat treatment use as nuclear fusionnuclear fusiona few of the worlds most powerful and complicated arrangements of multiple lasers
how is laser in treatment use as coolinglasers cooling treatmenta technique which has had recent success is laser cooling it involves atom trapping a
what are the special features and applications of carbon dioxide laserspecial features and applications of carbon dioxide laserthe efficiency of this
how are vibrational modes of carbon dioxide molecule representedgenerally the modes are represented through three integers mnqa moo represents
illustrate the principle of carbon dioxide laser in shortprinciple of carbon dioxide co2 laserto get laser transition between two levels this is