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10 Cards in this Set
- Front
- Back
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The increase in N.A. will improve resolution T/F |
True, N.A. is for light gathering which improves the resolution |
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The use of oil improves the light gathering capacity of the ocular lens T/F |
False, oil improves the light gathering capacity of OBJECTIVE lens. |
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The first magnification of the specimen is produced by the condenser lens T/F |
F, the first magnification of the specimen is produced by the objective lens. |
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Always begin focusing with the scanning lens T/F |
F, you always begin focusing with the safe lens. |
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Numerical aperture |
The light gathering capacity of a lens |
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The objective lenses are located on a rotating part of the microscope called |
Nose piece |
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As the working distance increases, the diaphragmatic aperture should be increased or decreased |
Increased |
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Parfocalization |
Lenses are in approximate focus |
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Illumation |
Uses the iris diaphragm to open it more light |
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Magnification |
Ocular power × objective power. Is used to enlarge |
