phase-contrast microscope


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Related to phase-contrast microscope: Interference microscope

phase-contrast microscope:

see microscopemicroscope,
optical instrument used to increase the apparent size of an object. Simple Microscopes

A magnifying glass, an ordinary double convex lens having a short focal length, is a simple microscope. The reading lens and hand lens are instruments of this type.
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phase-contrast microscope

[′fāz ¦kän‚trast ′mī·krə‚skōp]
(optics)
A compound microscope that has an annular diaphragm in the front focal plane of the substage condenser and a phase plate at the rear focal plane of the objective, to make visible differences in phase or optical path in transparent or reflecting media.
References in periodicals archive ?
After incubation, the sample was mixed gently and examined under a phase-contrast microscope (40x).
After grapes that were not completely healthy are processed, take a sample from the tank and examine it under the phase-contrast microscope for bacteria and yeast.
Phase-contrast microscope is an interference microscope in which contrast is enhanced by altering the optical path of the diffracted ray with respect to the direct ray.
0 mM)] were thawed and evaluated under phase-contrast microscope (40 A-) for sperm motility whereas sperm viability plasma membrane integrity and acrosomal integrity were assessed by the supravital staining hypo-osmotic swelling test (HOST) and normal acrosomal reaction respectively.
Contract notice: TischdurchfluE-zytometer (facs) and fluorescent phase-contrast microscope.
Percentage of motility was judged under a phase-contrast microscope at X400 as previously described by Asr et al.
The phase-contrast microscope with a video channel and image archiving;

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