This large-aperture, ultra-wide-angle zoom lens provides high resolving power and sharp contrast, and delivers exceptional imaging performance across the image field — features available only with new-generation Star-series lenses to accommodate the further advancement of digital cameras. With its dependable structure for use in demanding outdoor conditions and many innovative features, it can be used in a wide variety of applications, from landscapes and snapshots to star-lit nightscapes.
For a lens to be designated as a new-generation Star-series model, it must clear a number of strict in-house standards. Here are some examples of outstanding optical designs and the advanced technologies which have realized them.
HD PENTAX-DA★11-18mmF2.8ED DC AW
smc PENTAX-DA 12-24mmF4 ED AL[IF]
The new lens features the dustproof, weather-resistant All Weather (AW) construction to prevent the intrusion of dust and water into the lens interior. By pairing it with a PENTAX dustproof, weather-resistant digital SLR camera body, the user can create a highly durable and dependable digital imaging system, perfect for use under demanding conditions such as in rain or mist, or at locations prone to water splashes.
The new lens provides a range of features to help it respond to the tough demands made by professionals, including a focus ring designed for maximum operability even when the lens is wet or the photographer is wearing gloves; dependable operation at temperatures from -10°C to 40°C; and a highly rigid lens barrel structure.
It also provides user-friendly features to assist in photographing star-lit nightscapes, such as a Focus Clamp Mechanism to prevent the accidental shift of the focal point; and a groove specifically designed for installing a lens heater.