Fujinon HF3520-12M 35mm 12MP 2/3" f/2.0 - f/22 C-Mount Lens Focal Length_12.5 mm The FE185C057HA-1 is compatible with

The FE185C057HA-1 is compatible with 2/3" cameras

4 μm Weight 290 Grams Mount C-Mount Filter Thread M49-0

The FE185C086HA-1 is compatible with 1" cameras

Often mandatory for shorter focal length lenses in order to prevent vignetting

Compatible with sensor formats up to and including 2/3"

Fujinon HF3520-12M 35mm 12MP 2/3" f/2.0 - f/22 C-Mount Lens Focal Length_12.5 mm The FE185C057HA-1 is compatible withTHIS ITEM HAS BEEN DISCONTINUED, PLEASE CONTACT US FOR ALTERNATIVES. HF3520 12M suggested replacement is CF35ZA 1S HF3520 12M Technical Specifications: Product Line Series HF 12M Lens Type Fixed Focal Length IP Rating Not Specified Focal Length 35 mm N 2. 0 22 Image Size Not Specified Image Circle Diameter Not Specified Imager Format 2 3 Light Spectrum Visible Resolution (MP) 12 Resolution (Pixel Size) 2. 1 m Weight 95 Grams Mount C Mount Filter