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 **** *********
******** * ******** *******!
Comments (17)
Shannon Davis
***** ****** **** ****. The **** ** ***** overlooked. *** ***** *** the ****, ********* *** best ****** *** *** situation *** ****, ****, you ***'* *** *** that *** **** ******* the **** ****'* ****** and *** ****'* ***** that **** ** *** camera *****. *** ** issue **** ** *** time *** ********* ** is, ********** ** *** camera ** ******* ** a ***** **** ** really *****. **** ****** manufacturers **** **** ** their **** ****** *** many ***'*.
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Undisclosed Manufacturer #1
***** ******* *** * always ***** **** *****, but * ******** * bit **** **** **** paragraph **** ****** **** is *** * ***** factor ** *********** ***"** ********* ***** ****** sizes **** ** ** modest".***** ** ** **** that *** ********* *** modest *** *** **** inconsequential, ** ****** ** ignored **** ***** ** an ******.
**** *** ******* *** common ****** ***** ******** in *******; *** */*.*" imager ***** ***** ** 1080p ******* *** *** 1/2.5" ****** ***** ***** in ** *******. ** course, **** *****'* ***** all ****** **** *** manufacturers, *** ***** *** indeed ******. *** ***** imagers **** ********* ** mm ** ******* **** again **** *************** ** their ********** ** *** is *.**** *** *** other ** **.****, ************, but ***** *** * real ******.
* ****** ******* ** FoV ************ ** ****** and ***** ** ***** a ****** ** ***** it, **'* ****** **************. FoV = ****** **** divided ** ******* ******** height ********* ** ********.
**, ** *** *** attempting ** ******* * person ******* **** ** entry *** *** **** an * **** ******** height *** *** ******** is ** **** ****, the *********** ***** **** this...
1/2.8" ******
*.**** ******* ** ****** (8 ****) ********* ** 6096mm (** ****) = 22.71mm ****
1/2.5" ******
**.**** ******* ** ****** (8 ****) ********* ** 6096mm (** ****) = 25.45mm ****
*** ***** ******* *** arguably ** ******* **** a ******** ***-**** ********* lens **** *** **** on **** ******* ********. The ****** *******, *******, cannot ** ******* ** a ***-**** **** ****** you *** ******* ** sacrifice *** ** **** the ****** ****** ** the ******. **** *** viable *******, *** * sacrifice ** ***** **** somewhere *** **** "******" difference.
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Undisclosed Integrator #2
**** * ***'* *** in *** **** *********** is ** **** ** coverage. ** *** ****** mounting ** *** **** of *** ******** ** suppoed ** **** *** parking ***, *** **** of *** ******* *** is ****** *** ***** of ****? ******** *** horizantal ************ *** **** important.
**** ** **** ** do ***** **** *******. Example - *** ****** is ******* ** **' off *** ******, *** bottom ** *** ****** view ** **' **** the ****, ** *** camera ** ** ******** mode, *** * **** 60 ***, *** *** out **** *** ****** provide **** ********** ***** the *********** ****, *** what ******** ***** ** I ***** *** ****** to ******* *** ******* view?
* **** *** ********** can **** **** ** the **** *** ****** accordingly. *** * **** to ** *** ************ ahead ** **** ** make **** **** * pick *** ****** ********** camera *** **** **** to ******* *** ******** field ** ****.
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Undisclosed #3
** ** *****, **** of ***** ***** ** horizontal ************, *** *** that *** ********* ** actually ****, *** ***** is * ******** *** diagonal *** ** **** just **** ** ****.
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Chuck Vivian
** ** *** ****, FoV ** ********. **** reading ********** *** **** helpful.
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