HD PENTAX-D FA 28-105mm F3.5-5.6 ED DC WR

This standard zoom lens accommodates the image circle of a 35mm full-frame image sensor, and covers focal lengths between 28mm wide angle and 105mm medium telephoto. By incorporating the latest optics and a number of high-performance optical elements, it retains a sufficient brightness level even at edges of the image field, while effectively compensating for various aberrations. Excellent image description, complementing the full-frame digital SLR camera performance in its 15-element, 11-group optics, this zoom lens incorporates two high-precision aspherical optical elements, one ED (Extra-low Dispersion) glass optical element and one anomalous-dispersion glass optical element, to deliver bright, sharp images with minimal chromatic and spherical aberrations. This lens features a dependable weather-resistant construction with eight sealing parts to effectively prevent the intrusion of water into the lens interior. Paired with a weather-resistant PENTAX digital SLR camera body, it creates a durable, dependable digital imaging system that performs superbly in demanding shooting settings.


 


HD PENTAX-D FA 28-105mm F3.5-5.6 ED DC WR Specifications


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No
مشخصات اصلی
نوع لنز Zoom lens
حداکثر اندازه قالب 35mm FF
فاصله کانونی 28–105 mm
سیستم تثبیت تصویر No
نوع سوار کننده لنز Pentax KAF3
روزنه
حداکثر دیافراگم F3.5–5.6
حداقل دیافراگم F22–38
حلقه تنظیم دیافراگم No
تعداد تیغه های دیافراگم 9
نورشناسی
تعداد المان ها 15
تعداد گروه ها 11
المان ها/ پوشش های ویژه One ED and two aspherical elements + HD and SP coatings
کانون
حداقل فاصله فوکوس 0.50 m (19.69)
حداکثر بزرگ نمایی 0.22×
فوکوس اتوماتیک Yes
نوع موتور Micromotor
فوکوس دستی دائمی Yes
نوع فوکوس Internal
مقایش DoF No
فیزیکی
وزن 440 g (0.97 lb)
قطر 73 mm (2.87)
ارتفاع 87 mm (3.43)
مقاوم سازی شده Yes
رنگ Black
درپوش لنز Yes
کد نوع درپوش PH-RBC62
سه پایه No
سایر مشخصات
موضوع فیلتر 62.0 mm

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