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Compound light microscope: Setup and Use

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Published on 29 Mar 2022 / In Biology / Biology Grade 9

00:45
00:55 - Turn ocular lenses until #64 lines up with the white line. (64 is the midpoint)
00:59
00:62 - The condenser lens must be just below the stage.
01:07 - Put the objective lens on low power. The stage must be placed at its highest position.
01:17 - Set up the light to the medium or medium-high range.
01:46 - Center specimen over condenser using the X/Y adjustment knobs.
01:52
01:64 - Make sure the compound is centered in the field of view on low power.
02:07 - Move to the next highest objective lens (10 X) and refocus.
02:13 - Specimen nearly in focus; use fine-focus knob.
02:22 - Center specimen and move to highest power lens (40x).
02:46 - 1. Make sure the specimen is centered.
2.06 Start over at the lowest power and move the stage back to its highest position

02:65

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