Specification Brand : Nikon BulletPoint : Nikon's exclusive Silent Wave Motor for swift and quiet autofocus operation withthe current SLR'sTwo types of aspherical lens moulded-glass (two elements) and hybrid minimise distortion at the peripheryConstant maximum aperture of f/2.8 at all focal lengths.Two ED (Extra-low Dispersion) glass elements minimise chromatic aberration, provide higher resolution and superior contrastHigh-performance Nikon Super Integrated Coating offers superior colour reproduction, while minimising ghost a BulletPoint1 : 【Mobile Phone Micro Projector】Mini Projector is a self-made small home projector. The video/movie played by the mobile phone can be projected on the wall, providing 8 times image magnification, turning it into a small home theater. Smartphone projector 2.0 products include installation projection box, magnifying glass and some other accessories, easy to assemble BulletPoint2 : 【Projection Equipment Toy】This product is first positioned as an entertainment equipment, just a simple projection equipment toy. White place have a better projection effect, and the darker the indoor environment, the better. At first I felt that the picture was rather dark, and it took a while to get used to it. This projector is just a DIY innovative product BulletPoint3 : 【Upgraded Projector】The DIY smartphone projector is upgraded to the second generation, which is more fashionable than the previous generation. The first generation is more complicated to assemble, and the second generation is relatively simple. Just install the projection lens and it's ready to use. Mobile phone size: no more than 14.5*8 cm (maximum screen size 5.8 inches) BulletPoint4 : 【How to Use】When using, put your smartphone into it, put it in and push it to watch. According to the principle of magnifying glass, the imaging is reversed, which is not a quality problem, but it can be adjusted according to the situation. It can be given to children as a gift to cultivate children's hands-on ability BulletPoint5 : 【Perfect After-Sales Service】We strive to provide high-quality and convenient services. We attach great importance to your opinions and feedback, and hope to continuously improve our products and services to bring you a better experience. Thank you for supporting us! If you have any other questions, please feel to us Color : Brown CompatibleDevices : Smartphone CompatibleMountings : Nikon F ExternallyAssignedProductIdentifier1 : 018208019601 ExternallyAssignedProductIdentifier2 : 4960759021458 ExternallyAssignedProductIdentifier3 : 0018208019601 ExternallyAssignedProductIdentifier4 : 04960759021458 FocalLengthDescription : 17-35 millimeters FocusType : Manual Focus FormFactor : SLR ImageContrastRatio : Low IncludedComponents : Carrying Bag ItemName : Nikon 17-35mm f/2.8D ED-IF AF-S Super Wide Angle Zoom Nikkor Lens - International Version (No Warranty) ItemPackageDimensions_Height : 32 centimeters ItemPackageDimensions_Length : 14 centimeters ItemPackageDimensions_Width : 15.5 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : digital-slr-camera-lenses LensDesign : Zoom LensMount : nikon_f Manufacturer : Nikon MaxAperture : 2.8 f_stop MaxFocalLength : 35 millimeters MinAperture : 2.8 MinFocalLength : 17 millimeters ModelName : AFS17-35 ModelNumber : AFS17-35 MountingType : Nikon S NativeResolution : 1920 x 1080 NumberOfDiaphragmBlades : 7 OpticalZoom : 2.1 multiplier_x PartNumber : AFS17-35 ProductDescription : AF-S Zoom-Nikkor 17-35mm f/2.8D IF-ED is an ultra-wideangle zoom lens that offers a range of professional-level features for overall superior performance. In addition to boasting the shortest closest-focusing distance in its class 0.28m (0.9 ft.) throughout the entire zoom range the lens also features a fastconstant maximum aperture of f/2.8 at all focal lengths. It is ideal for photojournalism and general professional-level photographic needs This new lens also features Nikon's exclusive built-in Silent Wave Motor for ultra-fast, ultra-quiet autofocus operation, as well as ED (Extra-low Dispersion) glass and aspherical lens elements in a new optical design. Other features include M/A mode, which lets users switch quickly from automatic to manual focusing, even during AF servo operation, with virtually no time lag. Plus, the lens drive operation consumes no power during manual focusing Used with Nikon's Professional D Series Digital SLR's, the image reproduction ratio will be identical to that of a Nikon 35mm SLR, but for the 23.7mm x 15.6mm CCD, the lens' effective coverage will be equivalent to using a 25.5mm to 52.5mm zoomon 35mm (135) film format ProductSiteLaunchDate : 2008-03-24T14:06:10-00:00 RecommendedUsesForProduct : Home Cinema SupplierDeclaredDgHzRegulation : not_applicable UnspscCode : 45121603 VideoEncoding : AVC ZoomRatio : 2.06:1