聚焦系统
| 固定焦距 |
21 mm |
| 最大光圈 |
22 |
| 最近聚焦距离 |
0.2 m |
| 光阑叶片数量 |
7 |
| 组件应用 |
SLR |
| 最小光圈 |
3.2 |
性能
| 最大放大倍率 |
0.17 x |
| 自动对焦 |
Y |
| 镜头遮光罩 |
Y |
HD PENTAX DA 21mm F3.2 AL Limited, Black
- Wide-angle, 21mm with ultra-thin, pancake design
- Minimal focusing distance of 7.9 inches for close-up photography, landscapes, buildings, & interiors
- High-grade multi-layer HD (High Definition) Coating
- Rounded diaphragm at a wide aperture for stunning bokeh
With precision and high-performance optics, this robust lens measures only one inch in length and weighs a mere 4.9 ounces. It is the ideal choice for carry- everywhere, instantaneous wide angle or snapshot photography. The versatile angle of view produces natural images with a moderate perspective, or an expanded depth of field, making it ideal for many different types of subjects, stories, landscapes and life’s special occasions. Now featuring a rounded diaphragm at wide apertures, its improved unique design incorporates high-grade aluminum construction with treatments of both SP (Super Protect) and the PENATX-original High-grade multi-layer HD (High Definition) coating, available in both black and silver models.