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1450
the invention of the arcabuz
The first firearm that could be carried by a person was developed in Spain in 1450. Its use was somewhat cumbersome, but no more than that of the cannons that had been used until then. Advantages:It was easy to handle,could pierce armor,Its use was widespread in European infantry. Disadvantages:The shot was short-range,it required much less skill to handle it effectively,disappearing almost completely in the 18th century. -
1454
the invention of printing
Johanes Gutenberg achieved a mobile type printing press that spreads greatly throughout Europe. it is the invention of this device that marks the beginning of the Modern Age.Advantges:Was used to make a prolific number of copies,the possibility was established to print copies of books,manuscripts were printed on vellum paper. Disadvantages:The wear and tear of the wood was considerable, you couldn't make a lot of copies with the same mold,each printer made their own paper -
1505
the invention of Pocket watch
Peter Henlein was able to build in 1505 a watch that did not use weights to operate, but a spring, which allowed the mechanism to be small enough to fit in a pocket. Advantages:Because of its small size you can carry it in a pocket,has a metal hanging chain to hold it called a leontine,It drove the lead a more orderly life.Disadvantages:In precision they were still deficient,were considered costly mechanisms,were considered rare and costly mechanisms,only the upper class could acquire. -
1565
The invention of Musket
Conceived in 1565 as a refinement of the arcabuz, it was a more powerful and precise weapon, whose bullets were capable of penetrating armor. However, they were still heavy to manipulate.Advantages:Its cannon measures up to a metre and a half,its scope was effective,had greater stopping power.Disadvantages:It was big and heavy,you needed a fork to support it if you wanted to aim correctly, The musket used bullets twice as heavy as the arcabuz. -
The invention of the microscope
The principle of microscope operation was established in 1590 by Zacharias Janssen, who built a dual-lens tube that offered an appreciable increase when observing small objects.Advantages:allows you to observe objects that are too small to be observed with the naked eye,allowed cell discovery,allowed bacteria to be discovered.Disadvantages:The increase obtained is reduced,very thorough investigations cannot be conducted,it's an instrument that has to be in a small space
