对于M43系统来说，更容易实现镜头高素质同时让镜头体积变得小巧轻便。松下推出了全新的LEICA DG SUMMILUX 9mm F1.7 ASPH.（以下简称松下9mm F1.7），保持了大光圈、高素质的同时，镜头的体积大幅缩小，便携性极佳，再加上徕卡的加持，是一款关注度极高的M43超广角定 ...

中国兵器工业统一命名的20式枪械中，有一款采用30发弧形弹匣供弹的9mm冲锋枪（原名QCQ-171型9mm冲锋枪），发射标准的9x19mm帕拉贝鲁姆手枪弹，最大有效射程200米。 甫一面世的这款9mm冲锋枪，就以携带方便、短小精悍、火力凶猛，获得了我陆海空三军特勤人员的 ...

If you’re in the market for a 9mm pistol (especially your first), sifting through gun store racks to find the best one will feel like drinking from a fire hose. There are lots of excellent, dependable ...

I have received a lot of email responses from my July 3 article on the Army’s Modular Handgun System praising .45 caliber as far superior to 9mm. Pistol-caliber choices are personal and everybody has ...

The 9mm and 10mm are cartridges with only a millimeter of difference in bullet diameter, but very different histories. The 9mm, otherwise known as the 9mm Luger or 9x19mm Parabellum, is the single ...

快科技6月11日消息，佳能今日发布了全新VR镜头——RF-S3.9mm F3.5 STM DUAL FISHEYE，预计本月开售，价格尚未公布。 此镜头专为APS-C画幅的EOS R7微单相机设计，为VR摄影提供了更易上手的选择。 作为RF-S系列首款VR镜头，RF-S3.9mm F3.5 STM DUAL FISHEYE拥有144°超广角视场，与EOS ...

For decades the FBI claimed the .40 Smith & Wesson was the optimal personal defense round. But the 9mm versus .40S&W battle rages on. (Photo by FBI) Defensive caliber arguments have been going on ...