How to work with the microscope : a course of lectures on the practical use of the instrument and microscopical manipulation / Lionel S. Beale.

  • Lionel Smith Beale
Date:
1861
Catalogue details

Licence: Public Domain Mark

Credit: How to work with the microscope : a course of lectures on the practical use of the instrument and microscopical manipulation / Lionel S. Beale. Source: Wellcome Collection.

Provider: This material has been provided by University of Bristol Library. The original may be consulted at University of Bristol Library.

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    Fig. 2. Fig. 1. Illustrates tlie manner in wliicli an object is magnified by the simple microscope or by a lens (p. 5). Fig. 2- Diagram of compound microscope, a. Point where the object is brou^lit to a focus by the object-glass (c). The image formed at this point is magnified again by the eje-piece b (p 5). lig. 3. Negative or Iluyghenian eye-piece. Fig. 4. Positive eye-piece invented by Ramsdeu (p. 6). rig. 5. Compound glasses of an achromatic object-glass (p. 6). [To face page 4.]
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