CCTV Web Apps

Lens Calculator

Calculate Field of View
Enter the CCD Chip Size, Lens Size, and Distance to Object:

Chip CCD Size:	1/2" 1/3" 1/4"
Lens Size:	mm
Distance to Object:	ft.

Angle of View:	deg.
Height:	ft.
Width:	ft.

Calculate Required Lens Size
Enter Chip CCD Size, Distance to Object and either the minimum required Scene Width or Height:

Chip CCD Size:	1/2" 1/3" 1/4"
Distance to Object:	ft.
Minimum Width:	ft.
(Or) Minimum Height:	ft.

Lens Size:	mm