Description, Notes & Specifications
| Manufactured: | 1962—1965 |
|---|---|
| Camera Mount: | M42x1 |
| Lens Elements / Groups: | 6 / 5 |
| Diaphragm Type: | automatic / manual |
| Diaphragm Blades: | — |
| Angle of View: | 43° |
| Maximum Aperture: | f/1·8 |
| Minimum Aperture: | f/16 |
| Minimum Focus Distance: | 0·45 metres |
| Magnification Factor: | — |
| Filter Size: | ø 49 mm (screw) |
| Length: | — |
| Largest Diameter: | — |
| Weight: | — |
| Product Numbers: | 345-5 / 33450 345-2 / 34520 |
| Serial Number Range: | — |
| My Serial Numbers: | — |
Distance engravings in yellow (metres) and blue (feet).
Mark IA: Product numbers 345-5 and 33450.
Mark IB: Product numbers 345-2 and 34520; introduced 10/1963.
Variations: Six-digit lenses have a ½-stop between f/11 and f/16, seven-digit lenses do not.
Review
Recommended: Not Tested
References
- van Oosten, G. 1999. The Ultimate Asahi Pentax Screw Mount Guide. Uitgeverij Jansz.