Canon EF 50mm f/1.8 STM from Hong Kong
The presented lens is a universal fix for phototechnics, produced by the Canon. The focal distance is 50 mm, which makes it possible to take pictures of objects that are both close and at a considerable distance.
The optics is a system of six lenses and five groups. The diaphragm consists of seven petals, the maximum range of its opening is 1.8. Focusing can be performed either manually or in automatic mode. The mechanism works smoothly and almost noiselessly, because it is triggered by a stepper motor.
A light filter can be attached to the lens, the thread index is 49 mm. The diameter of the device is 69 mm, its width is 39 mm. Weight of the lens - 159 g.