对于50mm定焦，几乎是每个摄影爱好者发烧之路上的必备之品，这一焦段被称为标准定焦，因为这一焦段不仅光学设计容易实现，而且视角接近于人眼视角。正因如此，在50mm之下，既有着600元价位的入门镜头，也有着诸如佳能50mm f/1.2此类高端镜头。今天这篇文章 ...

01佳能 RF 50mm f/1.2L USM 行货促销 产品：RF 50mm f/1.2L USM佳能镜头 【中关村在线北京行情】佳能RF 50mm f/1.2L USM，近日在商家“泰和数码(直播间搭建)”特价促销，优惠价为12999元，好物好价，值得您入手！感兴趣的朋友可直接前往北京市海淀区中关村科贸电子城A座详 ...

With MPB you can get a free instant quote for the kit you want to sell, including a trade-in all-in-one transaction - no need for callbacks or waiting for an email quote. Then, if you decide to sell, ...

什么是 50mm 定焦镜头？它们可以用来做什么？在本文中，我们将分享原因并介绍两款 50mm RF 镜头：RF50mm f/1.8 STM 和 RF50mm f/1.2L USM。 众所周知，50 毫米镜头的可见失真最小，这意味着它们捕捉到的自然视角与人眼看到的非常相似。你不必担心角落里的东西看起来 ...

The long-rumored (and even longer-desired) "unicorn lens",the Canon RF 35mm f/1.2L,might finally be on its way ...

This post is part of the 2019 Engadget Camera Guide providing information about what to buy, and how to get the most from it. The Canon RF 28-70 f/2L is the company's way of showing off. Most lenses ...