Mother-of-pearl dials popped up all over the watch world in the summer of 2025, but one French brand waited until the autumn to say, “Hold my champagne.” Yema bested the entire field by expanding the ...

If you removed the logo and asked me who made the Granvelle CMM.20, Yema would be far from my first guess. Not that Yema doesn’t make beautiful watches; the French brand has designed some of the most ...

The term "involute" refers to the shape of the teeth: the curves of the teeth are involutes of circles, which are curves that optimize gear performance. Figure 1.1.2: The three marked circles are key ...

Abstract: This paper presents the developed software configurations and control strategy of 3D measurement probe during measurement of gear profile. The total system consists of a web camera, 3D probe ...