To set up the rangefinder, use the follwoing procedure: With two small screws, one at the top and one at the bottom. The mirrors can be accessed for cleaning by removing the windows. They shouldīe cleaned with a suitable degreasing solvent like lighter fluid (Ronsonol) and The cover plate on the camera side is held in place by a single center There is a torsion spring associated with the actuating arm, be careful no to loose it and note its position. Removing it requires removing the actuating arm from the shaft and removing the four screws holding the rangefinder body to the camera. If the rangefinder is sticky it should be removed from the camera and the cam surfaces cleaned. These rangefinders can be identified by their oblong windows, Kalart rangefinders all have round windows.
Offered as an alternative to the more common Kalart rangefinder on both civilian andmilitary models. The Hugo Meyer rangefinder is found on many Speed Graphics.
Adjusting Hugo Meyer Rangefinders Adjusting Hugo Meyer Rangefinders