DA 40/2.8 XS

General Description
| Product Information | |
|---|---|
| Exact Name | smc PENTAX-DA 1:2.8 40mm XS | 
| Color | black | 
| Year of Introduction | 2012 | 
| Catalog Number | 22137 | 
| Sold with Hood | – | 
| Sold with Case | – | 
Technical Specifications
| Optics | |
|---|---|
| Optical Formula | 5 elements in 4 groups | 
| Aperture Range | f/2.8 ~ f/22 | 
| Number of Aperture Blades | 9 (rounded) | 
| Minimum Focusing Distance | 0.4 m | 
| Maximum Magnification | 0.13 X | 
| Special Features | super protect (SP) coating | 
| Mechanics | |
| Filter Diameter | 27 mm | 
| Maximum Diameter | 63 mm | 
| Length | 9.2 mm | 
| Weight | 52 g | 
| Accessories | |
| Cap | – | 
| Fitting Hood(s) | – | 
| Fitting Case(s) | – |