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User Manual for Pentax HD PENTAX-DA645 28-45mm f 4.5 ED AW SR Lens Click to enlarge the picture
Contents of the user manual for the Pentax HD PENTAX-DA645 28-45mm f 4.5
- Product category: Medium Format Lenses Pentax
- Brand: Pentax
- Description and content of package
- Technical information and basic settings
- Frequently asked questions – FAQ
- Troubleshooting (does not switch on, does not respond, error message, what do I do if...)
- Authorized service for Pentax Medium Format Lenses
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User manual for the Pentax HD PENTAX-DA645 28-45mm f 4.5 contain basic instructions
that need to be followed during installation and operation.
Before starting your appliance, the user manual should be read through carefully.
Follow all the safety instructions and warnings, and be guided by the given recommendations.
User manual is an integral part of any Pentax product,
and if it is sold or transferred, they should be handed over jointly with the product.
Following the instructions for use is an essential prerequisite for protecting
health and property during use, as well as recognition of liability on the part of the manufacturer
for possible defects should you make a warranty claim. Download an official Pentax user manual in which you will find instructions on how to install, use, maintain and service your product.
And do not forget – unsuitable use of a Pentax product will considerably shorten its lifespan!
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Product description The HD PENTAX-DA645 28-45mm f/4.5 ED AW SR Lens from Pentax provides users of the 645D or 645Z with a weather-resistant, ultra wide-angle zoom lens with a 35mm equivalent focal length of 22-35.5mm. This lens features the 645AF2 mount for electronic aperture control and autofocus with an internal DC motor. Also, it has a constant maximum aperture of f/4.5 throughout its zoom range and uses extra-low dispersion glass elements to limit the effects of chromatic aberrations and improve sharpness.
The dustproof and weather-resistant 28-45mm lens features a quick-shift focus system that allows users to quickly switch from auto to manual focus as well as shake reduction image stabilization good for up to approximately 3.5 stops. Further improving image quality is the use of HD and Aero Bright coatings that reduce flare and ghosting. A Super Protect coating on the front element is also utilized to ensure the surface is free of dust and marks.
This lens has nine rounded aperture blades that will provide smooth out-of-focus areas. Additionally, the lens has an 82mm front filter thread and comes with both a case and hood. - Aperture range from f/4.5 to f/32
- Pentax 645AF2 mount for full electronic aperture control and autofocus with an internal DC motor
- Lens construction features 17 elements in 12 groups
- Maximum magnification of 0.21x
- All-weather design is both dustproof and water-resistant
- Built-in shake reduction technology provides about 3.5 stops of image stabilization
- Nine rounded diaphragm blades provide a circular aperture from f/4.5-6.3 at 28mm and from f/4.5-8 at 45mm
- Minimum focusing distance of 1.3'
UPC: 027075219861 In the Box Pentax HD PENTAX-DA645 28-45mm f/4.5 ED AW SR Lens Lens Cap Mount Cap PH-RBC82 Lens Hood S120-210 Lens Case Limited 1-Year Warranty Table of Contents
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Technical parametersPentax DA645 Specs | Focal Length | 28 - 45 mm | | Aperture | Maximum: f/4.5
Minimum: f/32 | | Camera Mount | Pentax 645 | | Angle of View @ Infinity | 89° - 63° | | Minimum Focus Distance | 1.31' / 0.4 m | | Diaphragm Blades | 9 | | Optical Design | 17 Elements in 12 Groups | | Magnification | 0.21x | | DOF Scale | No | | Distance Scale | Yes | | Autofocus | Yes | | Movements | None | | Filter Thread | Front: 82 mm | | Dimensions | Approx. 3.90 x 5.96" (99 x 151.5 mm) | | Weight | 3.24 lb / 1.47 kg | | | | Package Weight | 4.3 lb | | Box Dimensions (LxWxH) | 8.898 x 7.165 x 5.669" |
Rating82% users recommend this product to others. And what about you?
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