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9 Cards in this Set
- Front
- Back
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What is an electron micrography |
Photography of an image seen using an electron microscope. |
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What is magnification? |
The number of times larger an image appears, compared with the size of the object. |
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What are organelles? |
Small structure within cells,each of which has a specific function. |
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What is photomicrograph |
Photograph of an image seen using an optical microscope. |
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What is resolution? |
The clarity of an image; the higher the resolution, th he clearer the image. |
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How do you calculate magnification? |
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What do you use the electron microscopes? |
The electron microscope user a beam of fast travelling electron with a wavelength of about 0.004nm, this means there resolution than optical microscope and can be used to give clear and highly magnified images. |
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What is the laser scanning microscopes |
Laser scanning microscopes are also called confocal microscopes . The images are high resolution and show high contrast. |
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What are scanning electron microscopes? |
electrons do not pass through the specimen. Cause the secondary electron to bounce off the specimen's surface and be focused on a screen. This gives a 3D image is black and white, |
