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。...
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。 (...
复数:wide-angle lenses 英英释义 wide-angle lens n.a camera lens having a wider than normal angle of view (and usually a short focal length); produces an image that is foreshortened in the center and increasingly distorted in the periphery 同义词:fisheye lens学习...
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...
View Angle: 95° diagonal Focal Length: Equal to full frame 18mm Lens Structure: 6 elements in 6 groups Optical Distortion: <2% Colors: Black / Red / Blue To create great images, one of the most important elements besides the photographer, is the lens. Every SIRUI multi element lens...
Isaya - WIDE ANGLE LENS (Explicit)
a camera lens having a wider than normal angle of view (and usually a short focal length); produces an image that is foreshortened in the center and increasingly distorted in the periphery 相似短语 wide angle lens广角镜头,广角透镜,广角物镜,大视角镜头 ...
A wide-angle lens consists of a first lens, a second lens, a third lens, a fourth lens and a fifth lens from an object side to an image side, wherein refractive power of the first lens, the second lens, the third lens and the fourth lens are respectively negative, positive, positive...
All in One: Camera, Recorder, Player, Computer, ISDN-Modem, Webserver D igital IP N etw orkcamera w ithwideanglelensspeaker 2ndlens& image sensor IR motion detector wall mount microphone 6 x LEDs 2 x buttons MOBOTIX 50.000 images at 320×240 (70%JPEG) – approx. 5.000 alarms with 5 ...
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...