Why do the ‘F’ and ‘J’ buttons on the keyboard have horizontal lines? Answers from experts will help the office society to widen its eyes!

Tram Ho

Each technology design will have its own characteristics to better suit the features and uses. For example, a MacBook computer is equipped with a Retina anti-glare screen that looks better, or a wireless mouse has a slot to connect to the computer … Even the keyboard is no exception. Position, order of letters, numbers or buttons … are arranged in the most scientific way.

Now, look at the keyboard, especially the two buttons F and J. On these two keys appear small horizontal stripes. Many people think that adding that to do nothing, is a silly discovery. But sisters are wrong then, in fact all have intention!

 Vì sao nút F và J trên bàn phím lại có đường lằn ngang? Giải đáp từ chuyên gia sẽ giúp hội công sở mở mang tầm mắt! - Ảnh 1.

The small details in technology design are often intended to make the job easier and more convenient. Matt Payton, SEO editor of the Independent, explained in a 2016 article that these lines help modern computer users identify the correct keys as well as place their hands in the ideal typing position without having to look. into the keyboard.

When you put your index finger on the horizontal lines, you know your hands are at the keys F, J. Shift to the left are the keys D, S, A; translated to the right are the keys K, L, the “:” sign. Engineers and technology designers all agree with this idea.

Gunaseelan Mani, a product manager at DELL, also shared about his learning experience, saying that the cross mark on the two keys will help him know exactly what he is doing and what to type next. From there, there is no need to look at the key, but the operation is still fast and accurate.

 Vì sao nút F và J trên bàn phím lại có đường lằn ngang? Giải đáp từ chuyên gia sẽ giúp hội công sở mở mang tầm mắt! - Ảnh 2.

Electronic engineer Abi Ram revealed in a Quora topic that the horizontal stripes on the keys will help users put their hands in the correct posture to perform 10-finger typing. When studying IT in school or in training courses, teachers will teach us the technique of 10-finger typing. Specifically put your thumb on the spacebar, the two index fingers coincide with F and J, then move the remaining fingers in a horizontal row respectively.

It is known that the designer of the lane on these two keys is June E Botich – Naples, Florida, USA. She created the lane in April 2002 to increase typing speed and improve typing accuracy for users.

Thus, during 8 hours / working day, keystroke for office ladies will become simpler, faster and less strenuous. Even once you are used to it, you can close your eyes to the keystrokes without distortion.

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Source : Genk