Accordbc.gameg to the latest news，Oba’s upcombc.gameg 40-150mm F4 Pro lens will not be able to be equipped with an extender。The followbc.gameg is the lens development roadmap related to OBA。

This website and its official account are public welfare network platforms，The pictures and texts posted are for dissemination of information only、Introduction to knowledge、For the purpose of explaining the problem；Related copyrights belong to the original author，Please be sure to indicate the source bc.game reprinting。

Once the manuscript is selected，It is deemed that the bc.game agrees to use it for free in various non-profit publications on this website or in cooperation with this website、Internet and mobile media and professional academic libraries, etc.。

The bc.game shall bear all copyright issues and legal responsibilities arising from the manuscript。

Learn more updates，Please scan bc.gamee QR code，Follow our WeChat official account: