Treatise on Practical Light |
From inside the book
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Page x
... Grating 247 The Wave - lengths of the Hydrogen Lines with the Diffraction Grating 253 The Reflecting Grating 254 The Concave Grating . 255 Interference CHAPTER XI INTERFERENCE AND DIFFRACTION Diffraction Experiments The Bi - prism with ...
... Grating 247 The Wave - lengths of the Hydrogen Lines with the Diffraction Grating 253 The Reflecting Grating 254 The Concave Grating . 255 Interference CHAPTER XI INTERFERENCE AND DIFFRACTION Diffraction Experiments The Bi - prism with ...
Page xii
... Grating The Resolving Power of a Prism . The Echelon Grating . CHAPTER XVII THE COMPOUND MICROSCOPE PAGE 335 336 339 340 342 343 345 348 350 352 353 356 Magnification 361 Aperture Resolving Power 365 367 Further Notes on a System which ...
... Grating The Resolving Power of a Prism . The Echelon Grating . CHAPTER XVII THE COMPOUND MICROSCOPE PAGE 335 336 339 340 342 343 345 348 350 352 353 356 Magnification 361 Aperture Resolving Power 365 367 Further Notes on a System which ...
Page 153
... grating of 2,000 or 3,000 lines to the inch , and looking at an arc lamp through the combination , the diffraction spectra are seen deviated by the prism , the red ends being turned up and the blue ends down . An ordinary narrow angle ...
... grating of 2,000 or 3,000 lines to the inch , and looking at an arc lamp through the combination , the diffraction spectra are seen deviated by the prism , the red ends being turned up and the blue ends down . An ordinary narrow angle ...
Page 243
... a given part of the image is determined , and the aberrations can be made to neutralise one another to a very large extent . CHAPTER X THE DIFFRACTION GRATING Determination of the Wave - ABERRATIONS OF LENSES AND MIRRORS 243.
... a given part of the image is determined , and the aberrations can be made to neutralise one another to a very large extent . CHAPTER X THE DIFFRACTION GRATING Determination of the Wave - ABERRATIONS OF LENSES AND MIRRORS 243.
Page 244
... next aperture in the gauge , is in the same phase as that of R1 . This will be the case if MR , is a wave - length . It. CHAPTER X THE DIFFRACTION GRATING Determination of the Wave-length with a Wire-gauze Screen The Diffraction Grating.
... next aperture in the gauge , is in the same phase as that of R1 . This will be the case if MR , is a wave - length . It. CHAPTER X THE DIFFRACTION GRATING Determination of the Wave-length with a Wire-gauze Screen The Diffraction Grating.
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Common terms and phrases
aberration adjusted aperture apparatus Apparatus.-The appear astigmatism axis beam bi-prism block brass bright Canada balsam centre circle coincide collimator colour concave lens concave mirror convex lens cross-wire crystal curvature dark determined deviation diameter difference of path diffraction dioptres disc distance easily edge equal experiment eye-piece film focal length focal plane focus focussed fringes glass plate grating hole horizontal illuminated inches incident inserted lenses liquid Lloyd's mirror magnification measured method mica microscope millimetre mounted moved needle Newton's rings nicol nicol prism nodal points objective observed obtained optical bench ordinary pair pass patch perpendicular piece placed position prism produced radius rays readings reflected refractive index right angles rings rotated scale screen screw seen semi-silvered side silvered slit sodium flame spectrometer spectrum spherical aberration stand straight edge surface telescope thickness tube vertical wave wave plate wave-length white light width wire