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Phase contrast

phase contrast

(Science: microscopy) An optical method devised by F. Zernike for converting the focused image of a phase object (one with differences in refractive index or optical path but not in absorbance), which ordinarily is not visible in focus, into an image with good contrast.


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Please help me decide which microscope to buy

... at unstained cells, some special beam arrangements should be there - phase contrast, dark field, something...

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by Darby
Wed Nov 06, 2013 6:42 pm
 
Forum: General Discussion
Topic: Please help me decide which microscope to buy
Replies: 2
Views: 1580

Extra Light For Compound Light Microscope ???

... me everything about this microscope ... ) tell me about dark field , phase contrast microscopes also :) thx in advance .........

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by Kehsibashok
Sun Jul 28, 2013 6:12 am
 
Forum: Cell Biology
Topic: Extra Light For Compound Light Microscope ???
Replies: 1
Views: 1311

help....?!!!!

... I need information about these topics: 1-Fluorescence microscop. 2-Phase-contrast microscope. 3-Differential-interferance-contrast (Normaski) microscope. 4-confocal ...

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by pharma623
Sat Nov 05, 2011 8:34 am
 
Forum: General Discussion
Topic: help....?!!!!
Replies: 2
Views: 732

Alternation of generation

... haploid organism, each giving rise to the other. This is in contrast to animals, in which the only multicellular phase is the diploid organism (such as the human man or woman), whereas the haploid phase is ...

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by kika
Tue Aug 02, 2011 10:36 am
 
Forum: Botany Discussion
Topic: Alternation of generation
Replies: 8
Views: 17020

sporulation in Bacillus

... trying to count the sporulation efficiency in my B.pumilus mutants by phase contrast microscopy as well with counting on normal LB agar plate ( after heat shock at 80deg ...

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by praveen127
Thu Oct 07, 2010 3:08 pm
 
Forum: Microbiology
Topic: sporulation in Bacillus
Replies: 1
Views: 1810
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