August 15, 2020
Many students who are beginners in photography will also buy a set lens with the camera as their first lens. When the students have a deeper understanding of photography, it is time to get other lenses! There are many types of lenses on the market, how should we choose the next suitable lens? Here are 6...
August 14, 2020
Most DSLRs can also shoot RAW and JPG format files, so what is RAW format? What are the differences and advantages and disadvantages between RAW and JPG? Should we use RAW or JPG to store photos? Let's take a closer look! Difference between RAW and JPGThe RAW format file is basically a raw file without any...
August 13, 2020
For many novices, most of them will only consider the of buying a good camera, and neglect how to maintain your photographic equipment. This time I will share with you how to save your photographic equipment! Humid environment is the enemy of our photographic equipment, because the mold is easy to breed in the humid environment....
August 12, 2020
Fisheye lens is a special kind of ultra-wide-angle lens. Generally, the angle of view is close to or equal to 180°. Nikon has even introduced fisheyes that exceed 180° and reach 220°. Since the captured images are very similar to the images seen by fish, I will call them fisheye lenses. Most fisheye lenses generally have...
August 11, 2020
AFD：Arc-Form DriveArc DC motor is developed for AF drive of early EF lens. Unlike the USM motor, the AFD motor focus has sound. DO: Multi-Layer Diffractive Optical ElementCanon announced on September 4, 2000 that it had successfully developed the world's first "multilayer diffractive optical element" for use in a camera lens. The multi-layer diffractive optical lens...
August 10, 2020
When everyone started using DSLR lenses, I felt confused: What does the name Canon EF 70-200mm f/4.0 L IS USM mean? What is Nikon DX AF-S NIKKOR 18-55mm 1:3.5-5.6 GII ED? This string of abbreviations is almost like a strange language to novices. Today, let us use some lens labels from Canon and Nikon to tell...
August 9, 2020
How to know the parameters of lens?Each manufacturer has its own definition. Take the above Nikon lens as an example. The lens is DX AF-S NIKKOR 18-55mm 1:3.5-5.6 GII ED DX: Nikon has developed a format for its "non-full-frame cameras", which corresponds to cameras with smaller light-sensitive components, so that the lens can be made smaller...
August 8, 2020
Many friends who want to buy DSLR cameras often see a term "Kit Lens" on the website. In fact, what is Kit Lens? What is special about Kit Lens? Is it worth buying? What is Kit Lens?First of all, we need to know that the lens of a single-lens reflex camera (DSLR) can be replaced. Therefore,...
August 7, 2020
What are prime lenses and zoom lenses?Most ordinary Defocus Control (DC) lens can also "zoom far and zoom near" to compose pictures. It is indeed very convenient. In the world of digital single reflex (DSLR), the lens can be replaced. Of course, there are also this kind of lenses that can zoom near and far, but...
August 5, 2020
When you buy a lens or search lens information on the Internet, you may find that some zoom lenses are particularly expensive, and unlike ordinary zoom lenses, there are 3.5-5.6 and other numeric strings. Instead, you only see a number such as f/2.8, f/ 4 Wait, do you know what is special about those lenses? Let’s...
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