The new Sony NEX E Mount 55-210mm telephoto zoom lens gives anyone who has the standard NEX E Mount kit lens (18-55mm), the next step up in telephoto zoom. With optical steady shot (image ...

首先我们来看看大家都普遍比较关注的镜头大小，索尼E 55-210mm F4.5-6.3 OSS镜头的直径约为63.6mm，镜头收缩后的长度为108mm，重量仅为345g。这样的镜头体积在同等焦距的单反相机镜头中算是小巧的一类。我们将该镜头装在索尼NEX-C3相机上后，虽然从外形上看确实 ...

The Canon RF-S 55-210mm F5-7.1 IS STM is only the third RF-S lens to be launched. Naturally, you can use EF and EF-S lenses on R-system cameras via an EF-EOS R mount adapter but that’s certainly not ...