Recent content by itsnaresh

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    Undergrad Width of Spectrum produced by a prism?

    Thank you very much for your reply. I am attaching below two pictures. The top picture shows the spectrum produced on a screen by a prism when white light is incident on its first face. Spectrum produced on the screen has distinct widths of various colors from red to blue. I want to know how we...
  2. I

    Undergrad Width of Spectrum produced by a prism?

    How to calculate the width of spectrum produced by a dispersive prism of a given apex angle and refractive index, of white light of given width incident on first face of prism?
    • itsnaresh
    • Thread
    • Prism produced Spectrum Width
    • Replies: 3
    • Forum: Optics
  3. I

    Graduate Why can't I see fringes with eyepiece in my Michelson Interferometer?

    Hi Thanks for your reply. I will try and let you know.
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    Graduate Why can't I see fringes with eyepiece in my Michelson Interferometer?

    Hello Forum I have constructing a Michelson Interferometer using sodium light. For viewing the fringes, I have used spectrometer telescope with objective lens of 178mm focal length, 35mm dia and eyepiece 15X. I can see the localized fringes when I view through the objective glass but without...