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immersion objective

   Also found in: Dictionary/thesaurus, Legal, Financial, Encyclopedia, Wikipedia 0.01 sec.
immersion objective
n.
A high-powered objective used with a liquid between the lens and the specimen on the slide.

objective [ob-jek´tiv]
1. perceptible by the external senses.
2. a clear, concise declarative statement that directs action toward a specific goal.
3. the lens or system of lenses of a microscope nearest the object that is being examined.
achromatic objective one in which the chromatic aberration is corrected for two colors and the spherical aberration for one color.
affective objective a statement of expectations regarding changes in attitude or feelings.
apochromatic objective one in which chromatic aberration is corrected for three colors and the spherical aberration for two colors.
behavioral objective a written statement identifying an action or pattern of actions to be expected after an intervention.
cognitive objective a statement of expectations regarding knowledge.
flat field objective a microscopic objective that provides an image in which all parts of the field are simultaneously in focus.
immersion objective one designed to have its tip and the coverglass over the specimen connected by a liquid instead of air.
psychomotor objective a statement of expectations regarding the acquisition of skills.

objective
1. perceptible by the external senses.
2. the lens or system of lenses of a microscope nearest the object that is being examined.

immersion objective
one designed to have its tip and the coverglass over the specimen connected by a liquid instead of air.


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Carl Zeiss Jena produced its first oil immersion objective in 1880, designed by Ernst Abbe, who was the founder of the optical theory of microscope lenses.
CONFOCAL MICROSCOPY Series of thin optical sections (1 [micro]m apart) of villous segments lying completely inside the thick sections were recorded by a BioRad MRC 600 confocal laser scanning microscope using a planapochromat oil immersion objective with 40x magnification (N.
showed how an immersion objective permitted data acquisition from deep within papers and polymers with opaque coatings.
 
 
 
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