Which of the following general statements about illumination needs of PTZ cameras is true?
A) PTZ should not be used with IR light
B) The f-stop value of a lens will get higher if you zoom in
C) PTZ cameras in general tend to have lower f-stop value compared to fixed cameras
D) PTZ cameras should not be used with mixed IR and white light

Question

Quizplus · Accepted Answer

As the zoom of a lens increases, the f-stop value also increases. Therefore, B is the correct statement. A, C, and D are incorrect. PTZ cameras can be used with IR light and may have lower or higher f-stop values compared to fixed cameras depending on the specific model. Mixed IR and white light can be used with PTZ cameras, but it may affect the image quality.

Which of the Following General Statements About Illumination Needs of PTZ