Announcement: Fujinon modified the HF-12M Machine Vision Lens series. Modification of Mount
▶ HF-12M: Modification of Mount
Because Fujinon HF-12M Series had a Problem to fit in several Machine Vision Industrial Cameras and did not fit with 5mm extension rings, Fujinon decide to update there HF-12M Series and Fix the known Problems. You will find the modification Information below:
 Old C-Mount: 
Didn´t fit with 5mm extension rings and several MV cameras
 Problem: 
 Didn´t fit with 5mm extension rings and several MV cameras

- Diameter too big
 - Mechanical back too long
 
Solution
 - Smaller Diameter
 - Shorter mechanical back
 
Modification of C-Mount:
 Before
 After
 Diameter
 24mm
 21.5mm
 Length
 7.9~8mm
 7.4~7.5mm
 Result:
 
Modified C-Mount fits with 5mm extension rings and all MV cameras
 CCTV and Machine Vision