Nikkor-Q.C 13.5 cm F4 Nippon Kogagu Tokyo in Nikon rangefinder mount .
Nr 523827. Occupied type III
The ‘523’series comes in both Nikon BM and Leica SM. This series was the last one made of this type of lens Only about 300made .It makes it a desirable lens to have. The MIOJ engraving is on the inside of the back lens barrel in small lettering.
Robert Rotoloni’s book on page 332.
The camera and finder in the first picture are not included in the sale. Lens only.
Specifications:
Introduced : November 1950.
Apertures : f4.0—f16
Angle of view : 18˚
Elements : 4.
Focusing range : 5ft (1.5m) to infinity.
Filter size : 40.5mm
Weight : 18 ounces ( 522 gram)
Quantity : Approximately 300 in BM and SM.
Make offer
Condition exterior : Nice and clean no heavy wear.
Condition : In nice working condition.
Number : 523827
Focusing : Smooth
Bayonet : Exakta. Fine no heavy wear.
Filter mount : here is a dent in the ring which is taken out but still visible
Glass : Clean elements no fungus.
Diaphragm : Working , blades are oily.
| Weight | 1 kg |
|---|---|
| Condition exterior | |
| Condition mechanical | |
| Condition optical |
Nippon Kogaku Japan Micro-Nikkor – C f=5cm 1:3.5 lens. Screw mount. 
