“菲涅尔倒车膜”是一种非常方便实用的倒车辅助产品，只需用水粘贴在车内后挡玻璃上，即可显示出车尾盲区内的障碍物，看到“倒车雷达”和“后照地镜”所观察不到的景物，避免倒车时与后方儿童、动物及其他低矮物体发生碰撞，有效保障他人和自身的安全；用于汽车侧窗，则能很好的观察侧方车辆行驶状况，预防超车时发生挤压。本产品是经过精密压制而成的超透明柔性广角镜片，它运用菲涅尔凹透镜成像原理来达到增加视角、扩大视野的效果，具有很好的视觉补充作用，能弥补“倒车雷达”和“后照地镜”视野的不足。

一、产品特点：

1. 使用透明、柔软的材料制成，能让驾驶者看到扩大的、完整的车后景物。
2. 安装简便，只需少量清水。
3. 倒车时，能够看到后车窗下面物体，比如小孩子、宠物和其他低矮的物体等在正常的视线內和后视镜、照地镜都无法看到的物体。
4. 可广泛用于两厢类车、客车类、面包车类。对于垂直的后车窗，效果更好。
5. 也可用于较宽或较大车辆的侧面窗户上，可避免侧挤事件。
6. 该透镜为出口专用产品，等级优于同类产品。
7. 焦距： -330mm
8. 视角：向上可扩大13 度, 向下可扩大27 度, 两侧可扩大25 度

二、适用车型：

适用车型：没有“尾巴”的车
例如：
商务车——陆尊（ GL8 ）、奥德赛、瑞风、菱绅、嘉华、普力马等。
两厢车——北斗星、雨燕、 QQ 、威姿、飞度等。
面包车——金杯、长安、昌河、五菱、得利卡、全顺、哈飞、佳宝、依维柯、福田等。
越野车——北京吉普系列、赛弗、哈弗、帕杰罗、瑞虎等。
也有适用于三厢车的 三厢倒车宝 产品。

三、相关效果：

四、产品英文资料：

Name:Wide-angle Rear Window Lens

Technical parameters:
Thickness: 2mm
Material: Soft PVC
Groove pitch: 0.5mm
Focal length/Magnification: -330mm

What is wide angle rear window fresnel lens?
A clear wide-angle rear window fresnel lens is a thin flexible negative fresnel lens which adheres instantly with water to the rear window of your vehicle to provides driver a increased angle of full view. The lens enable you to actually see many objects under the rear window you can't not see through inside and outside rear view mirrors.

Use the rear window fresnel lens, you can avoid accidents due to the children, pets and other low-lying objects in blind spot behind your vehicle while backing up. The lens can also be applied on a side window for larger vehicles to aviod squeeze accidents.

Feature of wide angle rear window fresnel lens
* Easily applied and removed by using water only.
* Easy installation on rear window of your vehicle.
* No tools required.
* Need no adhesive, just use water only
* The lens is better working for vertical rear windows

How to install?
* Apply the quality lens to the inside of the rear window near the botton edge.
* Make sure window is clean, then wet it with water
* Apply smooth side of lens on the inside of window
* Remove air bubbles from the lens
* Hold firmly in place for a few seconds.
* The lens will turn crystal clear until be peeled off.

五、国外客户描述：

Name:Rear View Reversing Parking Lens

This is a wide angle Fresnel Lens. Its main use is to increase visibility to the rear of cars and vans. It can also be attached to your house window to keep an eye on kids, pets etc.
It attaches to any glass surface simply by being pressed against it. No adhesive is used. It can be removed and replaced in a new location as many times as needed.

摘自：magnifieruk.com 英国（UK）菲涅尔放大镜分销商