Dino lite f25mm c mount endoscope adaptor dino lite f25mm a c mount adaptor that will connect the am4023ct usb camera 19 5886 and am7023ct digital eyepiece camera 19 5890 with a suitable rigid straight through endoscope having a focal length of 25mm and a maximum ocular diameter of 32mm dino lite f25mm c mount adaptor to 25mm