FREE SHIPPING ON ALL BUSHNELL PRODUCTS

Menene murdiya ta ruwan tabarau?

Wannan matsala ce a fannin na'urar gani da ido, wacce ke da ma'anarta na ma'auni a cikin na'urar gani.Hoton da aka ƙirƙira ta hanyar ɗaukar hoto tare da kyamara zai zama gurbatacce.

Misali, dukkanmu muna da kwarewar daukar hotuna tare da kyamarori na yau da kullun.Akwai ruwan tabarau da ake kira "fadi-angle lens", wanda kuma aka sani da "fisheye lens", tare da irin wannan nau'in ruwan tabarau don ɗaukar hotuna, za ku ga hoton da ke gefen hudu na hoton yana lanƙwasa.Wannan lamarin yana faruwa ne ta hanyar "hargitsin ruwan tabarau".Misalin fadin “ ruwan tabarau na kifi” saboda “ ruwan tabarau na kifi” babban ruwan tabarau ne na murdiya.

鱼眼镜头畸变

Lenses suna da murdiya, bambanci shine kawai murdiya babba da ƙanana.Kuma ga tsarin dubawa na gani, ba shakka, shine bege cewa karkatar da ruwan tabarau yana da ƙananan kamar yadda zai yiwu.Wannan saboda tsarin hangen nesa don ganowa, yana kan hoton hoton kamara.Idan hoton kyamara akan "karkace", to sakamakon gano tsarin ba zai zama "daidai" ba.
Akwai hanyoyi guda biyu don tsarin hangen nesa don gyara lalacewar ruwan tabarau.

(1) Daga hardware:

Da ƙaramin ruwan tabarau na murdiya.Ana kiran wannan ruwan tabarau na telecenter imaging lens.Amma farashinsa yana da tsada kamar sau 6 ko fiye kamar farashin ruwan tabarau na yau da kullun.. Aberrations na irin wannan ruwan tabarau suna ƙasa da 1%, kuma wasu na iya kaiwa 0.1%.Yawancin mafi girman daidaiton tsarin ma'aunin gani, tare da irin wannan ruwan tabarau.

远心成像镜头原理

(2) Daga software:

A cikin “calibration calibration”, yin amfani da madaidaicin ƙirar ƙididdiga akan matrix dige don ƙididdigewa.
Ƙayyadaddun hanyar ita ce: bayan kammala "calibration na kyamara", bisa ga sanannun ma'auni na girman kowane ma'auni a cikin matrix dot, don nazarin girman maki a cikin gefen matrix dige, da girman girman. maki a cikin da'irar ciki na matrix dige daban.Ta hanyar kwatanta za a iya samo shi daga rabo, wannan rabo shine karkatar da ruwan tabarau.Tare da wannan rabo, a cikin ainihin ma'auni za'a iya yin gyara don gyara murdiya

相机标定

 

Ronghua, wani manufacturer ƙware a cikin R&D, gyare-gyare, samarwa, tallace-tallace da kuma sabis na kamara kayayyaki, USB kamara kayayyaki, ruwan tabarau da sauran kayayyakin.Idan suna sha'awar a tuntube mu, don Allah :

+86 135 9020 6596

+ 86 755 2381 6381

sales@ronghuayxf.com

www.ronguayxf.com


Lokacin aikawa: Oktoba-24-2022