Camera requirements...
Refer to the above picture. The current production is for cameras with barrel size
of 40mm-43mm diameter. The barrel base ring must have at least 3mm flat
surface to which the slip type anchor ring or the screw type adapter ring can be
attached. For use with a sighting device, the camera must have a feature that
fixes the camera barrel at a certain extension and stop it from extending and
retracting while camera is in use. Also the camera must have a focus range
between 1mm and up.
Use 'picTeur' to
nocturnal creatures
like rodents.
Digital Camera Lens Guard and Use Extender - Patent No. 9,300,847