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Card camera lens dirty, how to clean up?
- Three, wash
If the lens stains larger, or traces leave a long time, or sticky, simple rub can not solve the problem, then the lens should do a simple cleaning. Cleaning method is very simple, find a medical cotton swab, that is, cotton balls, in the stick must have a little thick cotton ball to prevent the cotton ball is too thin, wood sticks scratch the lens surface. With a little cotton balls stained with a little pure water, and squeeze the water, that is, wet state, in the stains in a direction several times scrubbing, stains removed after the blown air blown, and then use the lens paper by 2 way clean. If you can only wipe with water, do not use alcohol or other cleaning fluid.s
The world's most famous three digital camera lens is what
- 3, Lycra lens;
Ie leica. Was founded in 1849 by the 23-year-old German mathematician Carl. Carl Kellner set up the "Optical Association" in Wetzlar to start the development of the lens and microscope. Is currently one of the world's most famous lens manufacturers.s
SLR camera protection lens called what
- Called the lens protection filter, only play the role of protection lens, does not affect the image. In addition, many people will install a UV mirror, UV mirror can also play a protective role (a lens can play a protective role), but UV mirror is not good, will seriously affect the photo quality.s
Digital camera lens with the sensor type which important point, what is better
- This question is very professional. Digital photography and industrial photography is different, but I see the classification is "Baidu know" education / science> science and engineering> engineering science ", so you must ask the industrial camera / camera, CCD / CMOS there are industrial lenses, In contrast, that is more important to the imaging effect.
At present, I think it is the type of sensor, because most applications of industrial cameras do not need particularly high pixels, many with millions of pixel-level CCTV lens. In contrast, or CCD / CMOS performance, as well as RAW picture decoding effect is more important.s
Camera lens on a small amount of dust is not a little impact on the quality of imaging?
- Specifically, the following two cases are included:
1, with a large aperture shooting
If you shoot with a large aperture, the impact of dust on the imaging of the naked eye can not see the basic.
And we routinely use a large aperture when the majority, which is a lot of people think that dust has no effect on the reasons for the image.s
SLR camera lens what brand of easy to use point?
- Followed by Sigma, Tenglong, Tuli and other three deputy factory lens, is also very good, very high cost, but workmanship, sharpness, color and so on slightly worse than the original.s
What is the head of the project and the National Bank, the camera lens works what it means
- Also, like Japan's Canon, Nikon that few engineering head to buy you, because the technical and quality control are already very mature.
National Bank is the domestic licensed.s
I SLR camera lens focus is not normal
- This is your fuselage and lens focus on the quality of the decision, not a fault.
It is recommended to improve the ambient brightness, select the contrast contrast obvious focus of the main body as a focus reference, which can significantly improve the focus performance.s