Astronomical telescope consisting of two converging lenses (A-level only)
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Two converging lenses, two jobs

Two converging lenses, two jobs

Schematic of an astronomical telescope with a large objective lens, short-focus eyepiece, and real intermediate image labelled

An astronomical telescope uses two converging lenses. The large objective lens at the front has a long focal length fof_{o}fo​ and receives almost parallel rays from a distant object.

Astronomical telescope consisting of two converging lenses (A-level only) Lesson

  1. A Level
  2. /Physics
  3. /Astronomical telescope consisting of two converging lenses (A-level only)