The arrangement of keys on an ergonomic keyboard

The key arrangement of ergonomic keyboard has a variety of characteristics. The main purpose is to adapt to the natural operation posture of human body and reduce hand fatigue and damage. The following are the common arrangement methods:

Left and right bonds are separated and form a certain Angle:

This design is in line with the natural position of human hands, so that users can operate the keyboard, arms and shoulders can be in a more relaxed posture, reducing muscle tension and fatigue. For example, some ergonomic keyboards separate the left and right key areas to form an eight-like layout, like X-bows, with symmetrical left and right sides and an inner eights.

The upper and lower keys are arranged in a straight line or approximately in a straight line:

This design is in line with the natural position of human hands, so that users can operate the keyboard, arms and shoulders can be in a more relaxed posture, reducing muscle tension and fatigue. For example, some ergonomic keyboards separate the left and right key areas to form an eight-like layout, like X-bows, with symmetrical left and right sides and an inner eights.

The key columns are radially spaced：

The bond columns are radially distributed, which is due to the fact that there is an Angle between the metacarpal bones of human hands, like the radially shaped fan bones. This arrangement is in line with the physiological structure characteristics of the human hand, so that each finger can hit the keys in the state of natural extension and flexion, further improving the comfort and accuracy of operation.

Common edit keys are placed in the middle area:

Some ergonomic keyboards will be commonly used editing keys, such as backspace key, enter key, Ctrl key, Shift key and so on, designed in the middle of the keyboard, convenient for users to use the thumb to operate, improve the efficiency of editing.

The letter keys are arranged in an oblique manner:

The letter keys in the middle are usually arranged in an oblique manner. Because people's wrist is easy to bend when using the keyboard, and the inclined design of the letter keys can reduce the degree of wrist bending, so that users can use the keyboard for a long time, the wrist is more comfortable.

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