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  2. Magnification - Wikipedia

    en.wikipedia.org/wiki/Magnification

    Stepwise magnification by 6% per frame into a 39-megapixel image. In the final frame, at about 170x, an image of a bystander is seen reflected in the man's cornea. Magnification is the process of enlarging the apparent size, not physical size, of something. This enlargement is quantified by a size ratio called optical magnification.

  3. Wikipedia:Reference desk/Archives/Science/2010 January 29 ...

    en.wikipedia.org/wiki/Wikipedia:Reference_desk/...

    If you want a higher magnification than that, you need to go into the $1000+ range. -- 174.21.224.109 06:56, 29 January 2010 (UTC) Since when are dry optical microscopes limited to under 400x? I've owned cheapo $50 student microscopes that went up to 600x! You can get them at Walmart. Presumably this is not the level of quality that the ...

  4. High-power field - Wikipedia

    en.wikipedia.org/wiki/High-power_field

    The area provides a reference unit, for example in reference ranges for urine tests. [3]Used for grading of soft tissue tumors: Grading, usually on a scale of I to III, is based on the degree of differentiation, the average number of mitoses per high-power field, cellularity, pleomorphism, and an estimate of the extent of necrosis (presumably a reflection of rate of growth).

  5. Optical microscope - Wikipedia

    en.wikipedia.org/wiki/Optical_microscope

    The actual power or magnification of a compound optical microscope is the product of the powers of the eyepiece and the objective lens. For example a 10x eyepiece magnification and a 100x objective lens magnification gives a total magnification of 1,000×.

  6. Scanning transmission electron microscopy - Wikipedia

    en.wikipedia.org/wiki/Scanning_transmission...

    A scanning transmission electron microscope (STEM) is a type of transmission electron microscope (TEM). Pronunciation is [stɛm] or [ɛsti:i:ɛm]. Pronunciation is [stɛm] or [ɛsti:i:ɛm]. As with a conventional transmission electron microscope (CTEM), images are formed by electrons passing through a sufficiently thin specimen.

  7. Phase-contrast microscopy - Wikipedia

    en.wikipedia.org/wiki/Phase-contrast_microscopy

    S. cerevisiae cells imaged by DIC microscopy A quantitative phase-contrast microscopy image of cells in culture. The height and color of an image point correspond to the optical thickness, which only depends on the object's thickness and the relative refractive index.

  8. Sesamia cretica - Wikipedia

    en.wikipedia.org/wiki/Sesamia_cretica

    Sesamia cretica, the corn stem borer, greater sugarcane borer, sorghum stem borer, stem corn borer, durra stem borer, large corn borer, pink sugarcane borer, sugarcane pink borer, sorghum borer, pink corn borer, maize borer or purple stem borer, is a moth of the family Noctuidae. It was described by Julius Lederer in 1857.

  9. Baby corn - Wikipedia

    en.wikipedia.org/wiki/Baby_corn

    Baby corn (also known as young corn, cornlettes, child corn or baby sweetcorn) is a cereal grain taken from corn (maize) harvested early while the stalks are still small and immature. It typically is eaten whole—including the cob , which is otherwise too tough for human consumption in mature corn—in raw, pickled, and cooked forms.