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Daim iav zoo li cas yog lub koob yees duab soj ntsuam, thiab dab tsi yog lub hauv paus ntsiab lus?

Daim iav zoo li cas yog lub koob yees duab soj ntsuam, thiab

txoj cai yog dab tsi?

Lub koob yees duab soj ntsuam yog sib npaug rau lub lens convex.

Vim tias nws lub koob yees duab yog tsim los ntawm ib pawg ntawm cov lo ntsiab muag, nws txoj haujlwm yog tib yam li lub lens convex, uas yog tso cai rau cov khoom nyob deb (tshaj li 2 npaug ntawm qhov ntev ntawm qhov focal ntev) kom pom ntawm lub sensor tom qab dhau los ntawm lub lens (txo. daim duab tiag inverted).

Lub Koob Yees Duab Saib Xyuas - Chaw Nyob Suab Video

Lub hauv paus ntsiab lus ntawm kev ua haujlwm ntawm lub koob yees duab yog kwv yees li hauv qab no: cov duab kho qhov muag tsim los ntawm qhov chaw los ntawm lub lens (LENS) yog npaj rau saum npoo ntawm cov duab sensor, thiab tom qab ntawd hloov mus rau hauv cov teeb liab hluav taws xob, uas tau hloov mus rau hauv cov teeb liab digital. Tom qab A/D (analog-to-digital conversion), thiab xa mus rau cov teeb liab digital.Nws yog ua tiav nyob rau hauv lub teeb liab ua nti (DSP), thiab ces xa mus rau lub computer rau kev ua los ntawm USB interface, thiab cov duab yuav pom tau los ntawm lub monitor.

 

Cov ntaub ntawv txuas ntxiv:

Daim ntawv thov

tib neeg qhov muag

Puas yog daim duab tsim los ntawm tib neeg lub qhov muag tiag tiag lossis virtual?Peb paub tias tus qauv ntawm tib neeg lub qhov muag yog sib npaug rau lub lens convex, yog li cov duab ntawm cov khoom sab nraud ntawm lub retina yuav tsum yog cov duab tiag tiag.Raws li txoj cai lij choj saum toj no, cov duab ntawm lub retina zoo li hloov pauv.

Tib neeg qhov muag duab |Download tau cov duab dawb ntawm Unsplash

Puas yog ib yam khoom uas peb feem ntau pom, uas yog qhov tseeb tiag?Qhov kev tsis sib haum xeeb no nrog kev paub dhau los thiab kev cai lij choj muaj feem cuam tshuam txog kev hloov pauv ntawm lub paj hlwb cortex thiab kev cuam tshuam ntawm kev ua neej nyob.Vim qhov pom qhov yuam kev, tib neeg lub qhov muag ntseeg tias lub teeb tawm los ntawm ib qho khoom thiab raug coj mus rau tib neeg lub qhov muag.

Thaum qhov kev ncua deb ntawm cov khoom thiab lub lens convex ntau dua qhov focal ntev ntawm lub lens, cov khoom tsim ib daim duab inverted.Thaum cov khoom txav ze ntawm lub lens los ntawm qhov deb, cov duab maj mam loj dua, thiab qhov deb ntawm daim duab mus rau lub lens kuj maj mam nce.

Thaum qhov kev ncua deb ntawm cov khoom thiab lub lens me dua qhov ntev ntawm qhov focal ntev, cov khoom yuav dhau los ua cov duab loj, uas tsis yog qhov sib txuam ntawm cov duab hluav taws xob tiag tiag, tab sis qhov kev sib tshuam ntawm lawv cov kab rov qab txuas ntxiv, uas tsis tuaj yeem txais los ntawm lub teeb screen thiab yog ib daim duab virtual.Qhov sib txawv ntawm cov duab virtual tsim los ntawm lub dav hlau daim iav (tsis tuaj yeem tau txais los ntawm lub teeb pom kev zoo, tsuas yog pom los ntawm lub qhov muag).

 

Lub koob yees duab

Lub lens ntawm lub koob yees duab yog lub lens convex, qhov chaw yuav tsum tau yees duab yog cov khoom, thiab zaj duab xis yog qhov screen.Lub teeb irradiated ntawm cov khoom yog diffused thiab reflected los ntawm lub convex lens los tsim cov duab ntawm cov khoom ntawm zaj duab xis zaum kawg;zaj duab xis yog coated nrog ib txheej ntawm lub teeb-sensitive tshuaj, uas undergoes tshuaj hloov tom qab raug, thiab cov duab ntawm cov khoom raug kaw rau hauv zaj duab xis.

Nikon D3300 DSLR Lub Koob Yees Duab nrog 18-55mm Lens (Dub) 1532 B&H Yees Duab

Kev sib raug zoo ntawm cov khoom nyob deb thiab cov duab nyob deb yog raws nraim tib yam li cov convex lens.Thaum cov khoom nyob ze, cov duab yuav nyob deb thiab deb, loj dua thiab loj dua, thiab thaum kawg ua ib daim duab virtual ntawm tib sab.Thaum cov khoom nyob deb nce, cov duab nyob deb yuav txo, thiab cov duab ua me;Thaum cov khoom nrug txo qis, cov duab nrug nce, thiab cov duab loj dua.Ib zaug lub focal ntev muab faib ua virtual thiab tiag, thiab ob zaug lub focal ntev muab faib ua loj.

lwm yam

Convex lo ntsiab muag yog siv nyob rau hauv projectors, slides projectors, projectors, magnifying iav, searchlights, koob yees duab thiab koob yees duab.Convex lo ntsiab muag zoo meej rau peb lub neej thiab siv hauv peb lub neej txhua lub sijhawm.Farsighted tsom iav yog convex lo ntsiab muag, thiab tsom iav ze ze yog concave lo ntsiab muag.

Ronghua, yog cov chaw tsim khoom tshwj xeeb hauv R & D, customization, ntau lawm, muag thiab kev pabcuam ntawm lub koob yees duab modules, USB lub koob yees duab modules, lo ntsiab muag thiab lwm yam khoom.Yog xav tiv tauj peb, thov:
+86 135 9020 6596
+86 755 2381 6381
sales@ronghuayxf.com
www.ronghuayxf.com


Post lub sij hawm: Jan-31-2023