iNGENET - La comunidad de la ingeniería mexicana

The disadvantage of the front sight of the objective lens is that it is not easy to protect. For example, when it is dropped, the objective lens is definitely the first to touch the ground first. Moreover, the sealing of […]

The reticle of the scope mainly has two front and rear. The front is the reticle placed at the back of the objective lens group and also includes a field lens. The main thing is the embodiment of a situation […]

Nowadays, there are many red film binoculars with strong mirror reflection and shining light on the market. Some dealers call them “infrared”, “sub-infrared”, “ruby coating” and so on. They will also tell you that they are capable of “Infrared Night […]

There are a wide variety of binoculars on the market. Their appearance, size, price and purpose are different. Some are used for viewing scenery, sports competitions and theatrical performances, some are used for observing birds and other animals, and some […]