Cov Qhov Zoo ntawm Bi-telecentric lenses yog dab tsi? Qhov Txawv ntawm Bi-telecentric Lens thiab Telecentric Lens

A bi-telecentric lensyog lub lens ua los ntawm ob yam khoom siv kho qhov muag uas muaj cov ntsuas refractive thiab cov khoom sib txawv. Nws lub hom phiaj tseem ceeb yog txo lossis tshem tawm cov aberrations, tshwj xeeb tshaj yog chromatic aberrations, los ntawm kev sib xyaw cov khoom siv kho qhov muag sib txawv, yog li txhim kho qhov zoo ntawm lub lens.

1,Cov txiaj ntsig ntawm bi yog dab tsi?-cov tsom iav telecentric?

Cov tsom iav ob sab (bi-telecentric lenses) muaj ntau yam zoo heev, tab sis lawv kuj nyuaj rau siv dua thiab xav tau ntau yam kev txawj siv. Cia peb saib cov txiaj ntsig ntawm cov tsom iav ob sab kom meej:

1)Tsim cov teebmeem pom kev tshwj xeeb

Cov tsom iav ob sab (bi-telecentric lenses) tuaj yeem tsim cov teebmeem pom kev uas tsis tuaj yeem ua tiav nrog cov tsom iav ib txwm muaj, xws li kho qhov tob ntawm daim teb thiab tsim cov nyhuv hu ua "miniature model".

2)Tswj qhov kev xav ntawm daim duab

Lub lens bi-telecentric tuaj yeem tswj tau qhov kev pom ntawm daim duab, kho qhov kev cuam tshuam ntawm cov npoo ntawm lub tsev, thiab ua kom cov kab projected ncaj yam tsis muaj kev khoov.

3)Ua kom pom tseeb tswj tau

Cov iav tsom iav ob sab (bi-telecentric lenses) tso cai rau kev hloov kho qhov pom tseeb thiab qhov tob ntawm lub dav hlau ywj pheej, uas ua tsis tau nrog cov iav tsom iav ruaj khov ib txwm muaj.

4)Duab zoo heev

Vim lawv tsim qauv,bi-telecentric lensesfeem ntau muaj kev ua tau zoo ntawm qhov muag thiab cov duab zoo heev.

5)Kev ua haujlwm yooj ywm

Txawm hais tias cov iav tsom iav bi-telecentric xav tau kev ua haujlwm thiab kev tswj hwm tes, lawv muab qib kev ywj pheej uas tso cai rau tus kws thaij duab tswj cov duab raws li qhov xav tau tshwj xeeb.

Lub lens bi-telecentric

6)Tsim cov teebmeem sib txawv

Los ntawm kev kho qhov tilt thiab offset ntawm lub lens, cov kws thaij duab tuaj yeem tsim ntau yam teebmeem sib txawv nrog cov lens bi-telecentric.

2,Qhov sib txawv ntawm bi-Lub lens telecentric thiab lub lens telecentric

Qhov txawv tseem ceeb ntawm lub lens bi-telecentric thiab lub lens telecentric yog lub peev xwm los kho lub kaum sab xis ntawm lub lens thiab txav lub lens:

1)Bi-telecentric lens

Feem ntau, cov iav tsom iav ob sab (bi-telecentric lenses) yog cov iav tsom iav uas muaj ob lub iav uas tuaj yeem hloov kho tau nyias. Lawv tuaj yeem txav mus rau saum thiab hauv qab (offset) thiab sab laug thiab sab xis (sway), thiab kuj tuaj yeem hloov lub kaum sab xis.

Tus qauv tsim ntawm lub lens bi-telecentric muab kev tswj hwm ntau dua thiab kev ywj pheej ntawm kev muaj tswv yim, tab sis tib lub sijhawm nws nyuaj dua rau kev khiav lag luam, xav tau cov thev naus laus zis siab dua thiab cov txheej txheem zoo heev.

Zuag qhia tag nrho, cov iav tsom iav bi-telecentric muab kev ywj pheej ntau dua los tswj hwm thiab tsim cov duab uas muaj tswv yim ntau dua thiab muaj kev nyiam ntev, tab sis lawv kuj tuaj nrog tus nqi siab dua thiab cov kev cai lij choj uas nyuaj rau tswj hwm.

2)Cov iav tsom iav Telecentric

Cov iav tsom iav Telecentrictso cai rau cov kws thaij duab kho lub kaum sab xis ntawm lub lens kom lub lens thiab lub sensor tsis sib luag lawm, tso cai rau tus kws thaij duab tswj qhov tob ntawm kev tsom mus rau thiab tsim cov teebmeem dynamic thiab muaj tswv yim ntau dua.

Ntawm qhov tod tes, lub lens ntawm lub lens telecentric kuj tseem tuaj yeem txav mus los lossis "offset," hloov qhov kev teeb tsa yam tsis hloov lub kaum sab xis ntawm lub koob yees duab, uas yog qhov zoo rau kev tswj hwm thiab kho qhov kev pom.

Cov Lus Xaus:

Yog tias koj xav yuav ntau hom lens rau kev soj ntsuam, scanning, drones, smart home, lossis lwm yam kev siv, peb muaj yam koj xav tau. Tiv tauj peb hnub no kom paub ntau ntxiv txog peb cov lens thiab lwm yam khoom siv.