Tamron Af 70-300mm F/4-5.6 Xr Di For Nikon / Canon / Sony Mount

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Product Description:

  • 9 Groups, 13 Elements Lens Construction

  • Rotation Type of Zooming

  • 9 Diaphragm Blade Number

  • F/32 Minimum Aperture

  • 59 inch Minimum Focus Distance (1.5m) in normal setting, 37.4 inch (0.95m) in macro mode f=180mm-300mm range



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Q:Optical SLR camera lens can be used in digital SLR cameras
Yes, any brand can be, such as too bitter Mary Ricoh
Q:Digital camera lens inside the moldy how to remove?
Hey, a lot of people could not bear to spend three or four hundred to buy a dry box, and finally destroyed thousands of lenses ah Put the oven two months, wait until the mold can be used to clean the dry, of course, mold will not disappear, to remove the demolition of the lens
Q:Does the SLR camera's lens need to be stored in a drying cabinet? What is better?
I suggest you pick high-strength cards, I heard that they have a special cabinet is used to store the camera lens!
Q:SLR camera in addition to the lens outside the need to support things
1, tripod (monopod) and the shutter line, which is the essential parts of SLR photography, slow shutter dedicated; 2, a variety of filters, filters can make the photo more shocking;
Q:Why is there a white dot on the camera lens?
It does not matter Just the liquid dry mark - and then wipe it
Q:Why is the camera lens to be coated? What are the disadvantages?
In order to improve the lens transmittance and image quality, in the modern lens manufacturing process on the lens should be coated. The lens coating is based on the principle of optical interference, in the lens surface coated with a layer of thickness of a quarter of the wavelength of the material (usually fluoride), so that the lens of this wavelength of light reflection to a minimum. Obviously, a layer of film only for a shade work, and multi-layer coating can play a variety of shade. Multilayer coating is usually used in different materials repeatedly coated on the lens surface with different thickness of the film. Multilayer coating can greatly improve the transmittance of the lens. For example, the reflectivity of each surface of the uncoated lens is 5%, the monolayer is reduced to 2% and the multilayer coating can be reduced to 0.2% Can greatly reduce the lens of the lens between the diffuse reflection, thereby enhancing the image contrast and sharpness. The disadvantage is that the coating layer is more delicate, easy to be bruised.
Q:Camera lens can not open how to do?
Camera This part of the transmission are plastic gear, you long-term unused, part of the rotating parts is not flexible, or stuck, the motor does not move, the camera since the protection (so shut down). In fact, the problem is not big, but you may not get.
Q:Camera lens fell down to the camera on the demolition of how to do?
Need to be sent to a special repair shop repair. May be the lens of the bayonet to be destroyed.
Q:Canon camera lens does not come out how is it going
so the photo is blurred. Camera maintenance prices are uncertain. It is best where to buy where to repair, if the purchase is licensed in the warranty period this failure is free warranty.
Q:What is the difference between a movie lens and a SLR lens?
   4. Film lens is stepless, can be arbitrarily changed, that is, between the two files can be arbitrarily put the aperture. The SLR lens F1.2, F1.4, F1.8, F2.0 ... ...

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