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What are the functions and precautions of the SLR lens hood?

A lens is composed of multiple lenses, and each lens has two reflective surfaces. Then, if you count it, a lens has multiple reflective surfaces. The more reflective surfaces, the greater the impact on the lens, especially In the case of backlit shooting, a halo will be formed, which will affect the shot picture, may cause different degrees of color spots on the shot picture, or make the shooting effect bad.
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What are the functions and precautions of the SLR lens hood?

A lens is composed of multiple lenses, and each lens has two reflective surfaces. Then, if you count it, a lens has multiple reflective surfaces. The more reflective surfaces, the greater the impact on the lens, especially In the case of backlit shooting, a halo will be formed, which will affect the shot picture, may cause different degrees of color spots on the shot picture, or make the shooting effect bad.

Dongguan Yamagata Optical Co., Ltd. tells you that a shading ring is also needed for cloudy days.

The shading ring is to play a role in shading, for example, mobile phone lens shading ring, camera lens shading ring.

Do you know the different materials of Mylar and what are the materials?

The appearance of Mylar tablets has many color classifications such as milky white, black, natural color, and transparent color. Mylar flakes are divided into a variety of materials, such as PET Mylar flakes, PVC Mylar flakes, PC Mylar flakes, fireproof Mylar flakes and so on.

What are the materials of insulating gaskets? Let's talk together!

Insulating gasket is a kind of flexible thermal conductive material, which has been widely used for gap filling between heating element and heat dissipation element. In addition to the function of interface heat transfer, it can also play the role of insulation, shock absorption and tolerance, etc. . The thermal pad can effectively increase the heat dissipation area, and thus can achieve good heat dissipation.

Must-see tips! ​Kimoto tells you what are the functions of diffusion films?

Kimoto Mylar film, aluminum crystal glue, PORON products, functional characteristics and material comparison, are widely used in notebook computers, game consoles, game console handles, stereo Bluetooth headsets, mobile phones, cameras, lighting, LEDs, projectors, liquid crystal displays, etc. Relevant electronic products; from the selection of raw materials and auxiliary materials, testing, procurement, production process, etc., there are complete and strict implementation of technical system documents and technological processes.

A method of making the iris lens structure and its function?

The shading ring plays a role in shading, for example, the shading ring of the mobile phone lens and the shading ring of the camera lens. It is a piece of Mylar sheet that is stamped and formed with SOMA shading material and embedded in the lens.

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