The computer desktop table should not exceed 70 cm. Due to the unreasonable design of the computer desktop table, diseases such as low back pain, neck muscle fatigue or strain, tenosynovitis of the hand muscle and decreased vision are jeopardizing the work of computer-related workers.
According to a survey provided by the labor health department, the Beijing Institute of Occupational Diseases Prevention and Control conducted a survey on the telecommunications industry, television stations, newspapers, laser photo-arrangement workshops and computer operators for three consecutive years from 1996 to 1998, about 30% of the respondents suffered from neck and wrist syndrome to varying degrees, and their visual acuity generally declined.
According to experts, the height of the secretaire, the desk, or the height of the keyboard and mouse on the computer desktop table should be the same or lower than the elbow when the person is sitting. The top of the display should not be higher than the horizontal line of sight of the sitting position, otherwise it will cause vision loss.
In Japan, the standard height of the desk before 1971 was 74 cm. Due to repeated occupational diseases, Japan revised the standards for office appliances in 1971, stipulating 70 cm and 67 cm respectively for the standard height of male and female desks, thus greatly reducing the occurrence of fatigue.
At the UK computer desktop table, the current recommended desktop height is only 71 cm. In China, the height of computer desks, secretaire and desks is generally high. Experts recommend that manufacturers reduce the height of the computer desk, it is best to design a folding bracket on the computer desk. Consumers can also request custom-made computer desks with a slightly smaller size when purchasing.