| Maker | Pentax | 
|---|---|
| Lens mount(s) | Pentax K, Leica S | 
| Technical data | |
| Type | Prime | 
| Focus drive | Screwdrive | 
| Focal length | 43mm | 
| Aperture (max/min) | f/1.9 | 
| Close focus distance | 0.45 metres (1.5 ft) | 
| Max. magnification | 0.12 | 
| Diaphragm blades | 8 | 
| Construction | 7 elements in 6 groups | 
| Features | |
| Manual focus override |  No | 
| Weather-sealing |  No | 
| Lens-based stabilization |  No | 
| Aperture ring |  Yes | 
| Physical | |
| Max. length | 27 millimetres (1.1 in) | 
| Diameter | 64 millimetres (2.5 in) | 
| Weight | 155 grams (0.342 lb) | 
| Filter diameter | 49mm | 
The Pentax smc FA 43mm F1.9 Limited is a normal prime lens for Pentax K-mount. It has also been sold as a Leica LTM-mount (M39 or L39) version in Japan.
 Media related to  SMC Pentax-FA 43mm F1.9 Limited  at Wikimedia Commons
  Media related to  SMC Pentax-FA 43mm F1.9 Limited  at Wikimedia Commons