广角镜头是指其焦距比标准镜头的短的摄影镜头,由于其视角范围比标准镜头广,故称为广角镜头,也称短焦距镜头。 广角镜头又分成两类:普通(小)广角镜头和超广角镜头。 对于135画幅而言,广角镜头现有的焦距范围约为14～40mm,视角范围为60~115°,其中焦距自17～21mm的称为超广角镜头;焦距自24～40mm的称为普通广角镜头。...
So in this article, what I’m going to do is guide you through the process I adopted to compose the image below, analyzing some common mistakes people make when using a wide-angle lens. The wide-angle lens is something that many of you may have used before, or you might be new to ...
A wide-angle lens has afocal lengthof 35mm or shorter, which gives you a wide field of view. The wider your field of view, the more of the scene you’ll be able to see in the frame. These lenses are ideal for many scenarios, and most photographers have at least one trusty wide-an...
wideanglelens行车记录仪说明书 (1)长按电源开关键开机成关机。行车记录仪连接充电器时,DVR自动开机,断开充电器时,延迟5秒自动关机。 (2)录像模式DVR开机后会自动进入录像状态。录像招示符号闪烁。录像时。按OK键停止。注意:使用前请先播入SD卡。 (3)拍照模式开机后按模式塘选择拍脱模式.按OK键进行拍用。 (...
The ExoLens PRO lens mount covers up the telephoto lens, so the lens itself only works with the standard iPhone lens. Since this is a wide-angle lens, that's not a surprise, but it does prevent 2x zoom and Portrait mode from being used while the lens is attached. It does not work ...
-- 72.5° wide-angle lens + 16x digital zoom Using a 72.5° high quality ultra-wide-angle lens, the optical zoom reaches 12x and support 16x digital zoom. -- 1080P It adopts a 1/2.8-inch, 2.07 million effective pixel high quality HD CMOS ...
Wide Angle Lens -1.7mm $15.00The lens enables OpenMV Cam to see a wider field of view (FOV). The standard lens that comes with OpenMV Cam has 115°FOV, which is not very good for security applications. This lens has a view of 185°, so your OpenMV Cam can see it almost directly...
1. 130 degree viewing angle. 2. PC or PMMA convex mirror with cap. 3. Excellent visibility. 4. Super Strong HOLD HOOP bracket. 5. Zinc Plate Steel Fittings. 6. Mirror Edge with Aluminum Circle. 7.High quality lens with durable hardboard backing makes it suitable for...
Sensor Element Type:CMOS;Private Mold:Yes;Color:Black;Image Stabilization:NO;Optical Zoom:> 7x;Image Resolution (Video):Full HD (1920x1080);Image Resolution (Video):HD (1280x720);Place of Origin:CN;Brand Name:Kupar;Type:Hd live camera;|Alibaba.com
small wide-angle lens for a monitoring camera with a sufficiently practical aperture of an F number 2 other than the use in a particularly dark environment, while having a few lens component, a sufficiently long back focal length and a fully wide-angle with a viewing angle of nearly 90°...