7Artisans 15mm f4 - L-Mount Brand_CamRanger This innovative focus system allows

This innovative focus system allows the photographer to instantly shift the focus mode from auto to manual: all that is needed is a single rotation of the focus ring after the subject has been captured in focus by the camera’s autofocus system

its focal length range is extended to the equivalent of 107mm to 322mm in the 35mm format

A compact and portable choice for today’s videographers

just like photos from your local print shop

shutter-priority automatic exposure (TV)

7Artisans 15mm f4 - L-Mount Brand_CamRanger This innovative focus system allowsThe 7Artisans 15mm f4 features excellent optical performance, designed with 2 non spherical, 3 low dispersion, and 5 high refractive index lenses. Approximate zero chromatic aberration means you no longer have to worry about star trailing in astrophotography. Sharpness is unbeatable: With a 9 group, 13 element (including 2 non spherical) lens structure, the center and edge quality of your photos will be equally outstanding The 15mm F4 ultra wide angle