Camera Field of View (FoV) Guide

Specifying ***** ** ****- **** **. ***

***** *** *** ****** terms **** ** *********** field ** ****:

• **** (********** ***** ** View): *** ***** ** the ***** ** * specific *****, *.*. ***' wide ** **' ********. HFoV ** ********** ****** referred ** ** ***.
• *** (***** ** ****): The *****, ******** ** degrees, ** *** ******'* coverage ****.

***** ***** *** ***** used ***************, *** *********** refer ** ********* ******.

Other ***** **** ******

***** *** *** ***** terms ********* **** ** describe ****** ***/***:

• ******** ***** ** **** (VFoV): ******** **** *** "bottom" ** "***" ** the *****, **********.
• ******** ***: *** ***** of **** ******** **** corner ** ****** ** a ******'* *****, *** commonly ****.

***** *** ***** *** sometimes ****** ** ****** and **** **************, *** are *** *************** **** HFoV ** ***.

Calculating ***** ** ****

*** ***** **** ** calculating * ******’* *** in ******* (°). *** key ****** **** ** lens ******. *** ****** the ****, *** ******** the *** / **** the ****** *** ***. One ********* *** *********** lens ****** *** *** field ** **** **** desire.

*********** ****** *** ** selected ***** *** **** Camera **********. *** ********** allows ***** ** ****** images **** **** ****** and ****** *** *** AoV. *** *******, *** animation ***** ******** ***°, 120°, **°, *** **° angles ** ****, ******* the ********** ** *** camera's ***** ** **** at **** *****.

*** ****, ****** *********** ** **** ********** ******** **** ** depth. **** *** ********** lens ******, *** *** calculate ******** *** **** **********.

FoV ** **** *******

*** ** ********* ********* by ***** *** ********** component ****, *.*., *** HFoV ** ***' ** 50'.

*******, ******* ** *** HFoV ****** *** ***** area ******** ** ** the ******. *** ********, cut *** **** ** half, *** *** **** is ******* **. *********, doubling *** **** *** the **** ********* ** 400%.

*****, ******* * ***° to **° ***** ** view ** * ******* lot. ****** **** *** area ******* ** **:

Measuring / ********* ***

*** **** ****** *** problem ** *** ** comparing ******* **** ********* FoVs. **** ** *** cameras *** ********* *** are ******* ** *** same ******, *** ****** with *** ***** *** will ****** "****" ***** than *** ***** ***. For *******, *** *** cameras ***** *** **** 1080p, *** *** ***** much "*****" **** *** other, **** ****** ******* of *** *******:

*** ****** ***** *** cameras ****** ** ********* is **** **** **** vastly ********* ****** ** view. ****** * *** a ****** ~**° ***, while ****** * **** a ***** ~**° ***, covering * **** ******* area:

******* **** ************ ***** advantage ** *********** **** as ******* **** ***** ******* appear ****** **** ***********. But *****, ****** **** simply **** *** ********* cameras ** *** ********* times *** *** ****** that *** *** ** the ******* *** *** same.

**** ******* ******* ** looking ** ****** *************, field ** **** ****** be ************ ** ** the **** ***** **** in **** ** ** cannot ** *******.

Field ** **** **. ****** ********

*** ******* * ******* is **** * ******, the ***** *** ***** is ** **** *****. The ***** ** **** is ********, *** *** width ** **** / meters ********* ** *** moves ******* **** *** camera.

**** ** * ************ law. *** *** *** it ********** ** *** image *****, ** *** subject ***** ******* **** the *******, *** *** width ******:

****'* ** ******** **** that ************ *** **** principle / *****:

*** ***** ************ *** relationship ******* ******** *** field ** **** ***** using ******* ****** **********:

FoV ***** ******** ******** ********

******* *** ******* ** subjects ******** ** **** away **** *******, ***** key ******* **** ** remembered:

• ***** ** ** ****** FoV *****. ***** ****** often ***** ****, ** is * ********* ********** because *** **** **** where ** *** *** a ****** **. ****** simply *** "*** ***** is *" ** **********.
• ** ****** *** *** width, *** **** **** the *******'* ******** **** the ******. ** ******** define ****, *** "*** FoV ******** ** * **** the ******."
• **** **** *** ********** the ******** ***** **** from *** ****** *** wants ** *******. ** definition, **** **** ** the ****** *** *** the **** ****** ** have ******** ********** ********** details. ** ********* ** the *** ** *** wide, ****** ** * *********.

Field ** **** ** **** ******

*** **** **** * shorter **** ****** ******** the ***, ** **** accelerates *** **** *** FoV ********* ** *** subject’s ******** **** *** camera *********. ***’* ******* two ******* ********, * fisheye/panoramic ****** *** * super ********* **** ** show **** ********* ** action:

*** * *** / fisheye ******, ***** * foot * ******* ** further **** *** ******, the *** ********* ~* feet (** *** *** is *** ********* ** a ******). ** **** 10 ****, *** *** is **** **** ** feet ****.

** ********, *** * super ********* ****, ***** 1 **** * ******* is ******* **** *** camera, *** *** *** only ******** *** **** or ******* ** * foot. ******* ** ****, a ******* *** ** 10 **** ****** ******* will **** * **** similar *** **** * super ********* **** *** likely ******* ****** ********. This ** ***** ******** of *** ******* / 360 ******.

******* ** **** ****:

• ** **** ******* **** fisheye ** ***** **** angle ****** ** *** FoV **** ****** *******, capturing ******* ******* ****** their **** *****.
• ***** ***** ********* ****** deliver * *** ***** that ******* ******, ******* depth ** ***** (***) becomes * *** ****. This **** **** ***** deliver *** ********* **** but ***** ** *** of *****. *** ******** ** ***** ******** for *******.

Field ** **** ** ****** ****

****** **** **** ******* FoV. *******, ** ********, for ************, **** ** typically *** * ***** factor ** ********* ***** imager ***** **** ** be ******.

** ** ***** ***********, the ****** *** ******, the ***** *** *** will **, ********** **** being *****. **** ** covered **** ** *************** ****** ****** *********** *** ** ************ with ** ********* **********.

Test **** *********

******** * ******** *******!