TECHNICAL SUPPORT
Learning Center
RMA & Warranty

CONTACT US

Phone ： +86-512-56351621

Phone ： +86-512-56351671

Fax     ： +86-512-56351623

Email ： Elaine@lightlns. com

Address ：Building 8-1, No.20, north of Chengyang Road, Jingang town, Zhangjiagang City (Fanchuang Industrial Park, Zhangjiagang Free Trade Zone)

Home > Technical support > Learning Center

Technical support

Focal length of lens

pubtime：2015.12.07    scan:629

From the optical principle, the focal length is the distance from the focal point to the center of the lens, that is, the length of the focal length. Such as "f=8mm," refers to the length of the focal length of the lens 8mm.

Previous：Lens aperture

Next：C interface and CS interface?