With the popularity of smartphones, camera functions have become a requirement for users to purchase. People take photos and share social circles with their mobile phones. They can enjoy food, sun travel, show love, and so on. It can be said that taking pictures has become an indispensable part of people's daily lives. Mobile phone manufacturers upgrade their camera pixels through hardware upgrades. Compared with micro-singles and SLRs, there are still gaps in the imaging results because the lens is limited. Is there a device that can improve the playability and fun of mobile camera? The answer is yes, Haijun R5816 quad lens external lens may help you solve the confusion. Following Xiaobian to see what: One, out of the box experience After receiving the product, it was first opened to see that the outer packaging was not large. The packaging box was printed with the QR code and the community LOGO. Unpacking can be seen: storage bag, sling, manual, wipe lens cloth, plastic protective cover; Disassemble the bag to see the four-in-one lens and two macro protective covers. The lens is clamped and installed. The Seamount R5816 universal four-in-one double-sided clamp attachment lens installation method is also very simple, just press the middle part, the lens is fixed on the mobile phone, and then you can easily complete the installation, pay attention to the camera and the lens center to maintain a center Online, but the additional lens slightly blocks the flash. > Due to the use of two-way clamping, some mobile phones pay attention to the front distance sensor, of course, that the front of the line of sight can also remove the lens; Third, camera test A fisheye lens is a lens with a focal length of 16mm or less and a viewing angle close to or equal to 180°. Haiyan R5816 quadruple additional lens perspective - Diagonal is 169 °, when shooting the middle part of the outward projection, through the actual test of fisheye lens can get a good sharpness. A wide-angle lens is a mirror with a shorter focal length and a larger viewing angle. The Haiyan R5816 wide-angle lens is a viewing angle - diagonal is 110 °, wide-angle = 18mm, compared to the camera comes with a mobile phone, the perspective has greatly improved, through the Haijun additional lens produces a very unique visual effect, to accommodate a broader scene. Macro is a close-up detail, there are 4X and 5X are two macro options, the actual test process is very satisfied with the macro effect, especially the small insects on the flowers can see the crystal clear, the following look at the camera shot The various pictures: Fisheye: Wide angle: Macro: 5X 4X Fourth, summary Thank you for the trial opportunity of the Yoshihiza Mushroom Trial Platform for the Haicang R5816 hand products. Haicang R5816 mobile phone attached lens as a mobile phone, tablet and other smart device peripheral equipment has a very good experience, accessories design close to the actual needs, such as wiping cloth, lanyard, storage bag readily available. The fish-eye function highlights the center of the photo. Some of the photos require fish-eye effects and no longer need to be implemented through software. The wide-angle lens allows the camera to have a wider viewing angle and can see a wider screen at a time. The macro function will not be used at first. The front end is vague. Later, after reading the instructions, we learned that the macro function needs to see a clear picture from 13mm to 16mm, and the macro shows another microscopic world. The detail experience is satisfactory. Haijun R5816 mobile phone attached lens is easy to carry, but also has a strong playability, you can enhance the phone camera features. However, during use, it was also found that the lens intermediate protective soft pads are easily contaminated with dust, and cleaning is not very convenient. In general, the Haicang R5816 is a good cell phone camera peripheral. It is worthwhile to play with the new mobile phone camera function.
Gaming Mouse is to meet the needs of the game, and designed to have a higher performance, comfort and user-defined functions of the mouse. Such mouse, whether optical, laser, often use more excellent performance of the engine, micro switch and foot pad, with more outstanding ergonomic design and surface treatment, to meet the player's sense of hand, the pursuit of performance, greatly improve the operation efficiency, while ensuring longer service life. In addition to the hardware part, the real qualified Wired Gaming Mouse will also be matched with driver software, in order to achieve the player to customize the game, according to their own needs to improve the game operation. Therefore, the cost of both soft and hard game mouse will be much higher than the general mouse. It can be match with Gaming Keyboard very well.
A mouse in addition to the basic position and control the cursor, use of left and right buttons and wheel, also some users are very care about some additional features, such as multi-functional set custom macro side keys, buttons, switching, resolution driver software, etc., by statistics, most users of multi-function key is needed, because the multi-function hotkey in everyday use or office or in the game, Are very useful, with such multi-function buttons, many times it is easy to press, such as the menu, forward/back, play/pause, double click, etc., or designed for the game side keys, such as multiple buttons can be separately set the game skills. And the resolution switch or sensitivity adjustment button, basically is also the standard configuration that most users think.
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The lens adopts detachable installation, with four functions of wide angle, 4X, 5X, fisheye, and can be freely disassembled and assembled according to different requirements. The middle clamping part is protected by a black soft pad, and there is no need to worry about pinching the phone during use. Official Also specially presented four plastic protective cover, to prevent scratching the lens during storage, if the lens has dust can be wiped with a cloth, the manufacturer still wants more intimate; 
Second, install the test 
