Lub tshuab microscope yog dab tsi?
Lub tshuab microscope yog dab tsi?

Video: Lub tshuab microscope yog dab tsi?

Video: Lub tshuab microscope yog dab tsi?
Video: xya pawg ntseeg hauv tshwmsim tshooj 2-3 lub ntsiab yog li cas ? 2024, Lub Xya hli ntuj
Anonim

A tsom iav yooj yim kuj tseem hu ua iav tsom iav vim nws lub lens convex ntawm qhov ntev focal me. Nws yog siv los saib cov duab loj ntawm ib yam khoom uas tsis pom ntawm tib neeg lub qhov muag.

Ua raws li qhov no hauv kev xav, dab tsi yog qhov yooj yim microscope?

Yooj Yim Lub Koob Yees Duab Txhais. A yooj yim microscope yog ib qho uas siv tib lub lens rau kev nthuav dav, xws li iav tsom iav thaum sib xyaw tsom iav siv ob peb lo ntsiab muag los txhim kho qhov magnification ntawm ib yam khoom.

Ib yam nkaus, dab tsi yog qhov ntawm cov tsom iav yooj yim? Qhov tseem ceeb ntawm lub tshuab tsom iav:

  • Eyepiece Lens: lub lens nyob rau sab saum toj uas koj saib dhau los.
  • Tube: Txuas lub qhov muag rau lub hom phiaj lo ntsiab muag.
  • Caj npab: Txhawb nqa lub raj thiab txuas nws mus rau lub hauv paus.
  • Base: Hauv qab ntawm lub tshuab ntsuas, siv rau kev txhawb nqa.
  • Illuminator: Lub teeb ci ruaj khov siv rau qhov chaw ntawm daim iav.

Tsis tas li ntawd, microscope yog dab tsi thiab nws txoj haujlwm?

Cov tsom iav yog ib ntawm cov cov cuab yeej tseem ceeb tshaj plaws siv hauv chemistry thiab biology. Cov cuab yeej no tso cai rau tus kws tshawb fawb lossis kws kho mob nthuav dav ib yam khoom los saib nws kom meej. Ntau hom tsom iav muaj nyob, tso cai sib txawv qib ntawm kev nthuav dav thiab tsim ntau hom duab.

Dab tsi yog qhov magnification ntawm lub tshuab microscope yooj yim?

A Yooj yim Microscope yog a yooj yim convex ntev ntawm luv focal ntev. Nws kev nthuav dav yog, m = (D / f) rau kev hloov kho li qub. Shorter lub focal ntev, loj yog nws kev nthuav dav . Case: Thaum cov duab kawg yog nyob ntawm qhov tsis xws luag xws li kev hloov pauv ib txwm.

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