Introduction to Optics |
From inside the book
Results 1-3 of 58
Page 102
... normal eye can focus on the retina the images of all points situated between the far point and the near point . ( 1 ) ... normal eye . The near point of a myopic eye lies nearer the eye than the near point of the normal eye . The distance ...
... normal eye can focus on the retina the images of all points situated between the far point and the near point . ( 1 ) ... normal eye . The near point of a myopic eye lies nearer the eye than the near point of the normal eye . The distance ...
Page 237
... normal to the wavefront IA is the incident ray making an angle i with the normal to the surface . The corresponding refracted ray is AT making an angle with the same BB ' Vt AB ' AB ' normal . Now , sin i = and sin = ΑΤ V't AB ' AB ...
... normal to the wavefront IA is the incident ray making an angle i with the normal to the surface . The corresponding refracted ray is AT making an angle with the same BB ' Vt AB ' AB ' normal . Now , sin i = and sin = ΑΤ V't AB ' AB ...
Page 542
... normal state given by n = 1 . Balmer lines arise when the transitions end on the level n = 2 . When the atom is unexcited it is not in the energy state n = 2 . When , however , the hydrogen atom is first excited so that it is in the ...
... normal state given by n = 1 . Balmer lines arise when the transitions end on the level n = 2 . When the atom is unexcited it is not in the energy state n = 2 . When , however , the hydrogen atom is first excited so that it is in the ...
Contents
CHAPTER | 1 |
CHAPTER PAGE VIII THEORIES regarding thE NATURE OF LIGHT contd | 3 |
4 Prisms | 21 |
88 other sections not shown
Common terms and phrases
achromatic achromatised adjusted amplitude aperture aplanatic astigmatism axis binocular bright called centre chromatic aberration coincide colours combination concave conjugate convergent convex lens cornea corresponding cross-wires curved determined deviation diameter diffraction displacement distance electromagnetic energy equal equation eyelens eyepiece f₁ F₂ field-lens focal length focal plane focal point focus focussed fringes given glass goniometer H₁ H₂ Huygens illuminated image formed incident ray instrument M₂ magnification measured medium method Michelson micrometer microscope minimum mounted Newton's nodal normal numerical aperture observed obtained optical bench optical system P₁ path pencil perpendicular placed plate position principal planes principal points prism produce radiation radius of curvature real image reflected reflexion refracting surface refractive index refractometer result retina rotation S₂ scale screen seen shown in Fig situated slit spherical aberration spherical surface spherical wave telescope thin lens thin lenses tion tube velocity of light wave-length wavefront