Immersion lens

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a microscopic objective of short focal distance designed to work with a drop of liquid, as oil, between the front lens and the slide, so that this lens is practically immersed.

See also: Immersion

Webster's Revised Unabridged Dictionary, published 1913 by G. & C. Merriam Co.
References in periodicals archive ?
The counting of cells in thirty different fields was carried under oil immersion lens (100X) and counting was repeated thrice per smear to an average number of somatic cell in thirty fields.
The same cell was used in solution flow experiments and can be configured to use an immersion lens (Fig.
To observe the particle movement, an inverted fluorescence microscope (Zeiss Observer Dl) equipped with a 100x oil immersion lens (N.A.
Checkpoint's newly designed MCT camera and optical system offers proprietary improvements for use with its solid immersion lens objective.
The morphometric and the specific characteristics of the recorded chilodonellid were observed with anOlympus microscope using an oil immersion lens. All measurements were expressed in micrometres (m) and data is presented as MeanSD (range).
The latter has an advantage that it requires only Leishman staining and a good quality microscope equipped with oil immersion lens. The yield of the test however depends upon the quality of prepared smear microscope and expertise of the pathologist.
Helseth, "Roles of polarization, phase and amplitude in solid immersion lens systems," Optics Communications, vol.
The recipient of the best paper award isolates a temperature-sensitive failure in mixed-signal circuitry by combining high-resolution pulsed TIVA with a solid immersion lens. Four papers on alternative energy discuss techniques for characterizing defects in solar silicon and evaluating the quality of solar cell modules.
* A two-mode final lens was designed (including the immersion lens) to allow for secondary electron collection in samples in fiat and tilted positions and at larger working distances.
Regarding Item 11, I award zero points if the scanning, 10X, or oil immersion lens is used to view the slide.
Motile sperm of Spisula solidissima in a perfusion chamber were observed with a real-time, spinning-disk confocal scanning unit (Yokogawa CSU-10) attached to a Nikon E-800 microscope equipped with a 100x/1.4 NA Plan Apo oil immersion lens. The sperm were suspended in a solution containing 0.1% Eosin B [a dye earlier reported to stain only dead sperm (1)] in seawater.
Slides were examined using an Olympus BH-S brightfield photomicroscope equipped with a 100X oil immersion lens. Ten trophozoites were measured from each of four rats using a calibrated ocular micrometer; 20 were of Type I and 20 of Type II.