PENTAX Pentax SMC P-DA J 16-45mm f/4 Lens
The Pentax interchangeable lens system provides a complete line of high-quality lenses to satisfy your every creative need. Offering a wide range of focal lengths, functions and effects for different ...
Pros: Very good optical characteristics (but not perfect, see text); Good build quality; Best value.
Cons: Reverse zoom design; Still larger and heavier than film counterparts; Some unfavourable optical characteristics.