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What are the axis and angle of the eyeball?
1. The vertical line of the optical axis (eye axis) passing through the central part of the corneal surface (anterior pole), the node and gyration point of the eye are on the optical axis. The intersection point of the axis behind the sclera is the posterior pole of the ...Read more -
2024 Hongchen Eye Health Professional Empowerment Training Conference Guangxi Station was a complete success
The rapid development of science and technology has promoted the improvement of people's requirements for visual health quality. However, there is a mismatch between the professional services provided by optical stores and the public's growing demand for eye health. This...Read more -
What are the classifications of glare?
Depending on the degree of discomfort caused by glare to the eyes, glare can be divided into ① light adaptation glare ② discomfort glare ③ disabling glare. 1. Photopic glare is a manifestation of decreased vision caused by moving from a dark room, tunnel or other dark pl...Read more -
Hongchen Group | The founding conference of the Life and Health Industry College was a complete success
Hongchen Group and Nanjing Normal University Zhongbei College focus on the deep integration of industry, academia and research, promote collaborative innovation in higher education, build a sound mechanism for the integration of industry and education, establish resource...Read more -
What is small slit optometry
Small slit lenses refer to a special lens in the lens box. It includes a set of 15mm long slits. The width of the slits is 1mm, 3mm and 5mm. It is used to subjectively judge the degree of correction added to the two main meridians of the corrective lens. Small slit optom...Read more -
Hongchen Eye Health | The first training session for youth vision management experts
Professional upgrading is particularly urgent. The rapid development of science and technology has promoted the improvement of people's requirements for visual health quality. However, there is a mismatch between the professional services provided by eyewear stores and t...Read more -
Hongchen Eye Health 2024 Ciof successfully concluded, looking forward to meet again
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2024 CIOF | Hongchen Group wonderful moments, take you to feel the charm of the scene
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Exhibition site | Hongchen Group’s wonderful moments, let you feel the charm of the scene
The 35th China International Optics Exhibition Highlights Live 2024.09.10-09.12 Beijing·China International Exhibition Center The annual grand event opens. The 35th China International Optics Exhibition is grandly held in Beijing China International Exhibition Center. ...Read more -
What is the principle of myopia correction?
So, what is the principle of myopia correction? First of all, we need to understand that myopia is caused by the eyeball being too long or the refraction being too strong, which leads to inaccurate focus of the eye and the focus falls in front of the retina. ...Read more -
Why should stereopsis be tested?
NO.1 Occupation and job requirements For example, pilots, motor vehicle drivers, athletes, microsurgeons and precision instrument manufacturers must have excellent stereoscopic vision function. Because it is directly related to work efficiency, work quality and personal ...Read more -
Hongchen Eye Health Benefits Millions of Families
From July 30 to 31, the training activity of optometry and plastic surgery training jointly organized by Hongchen Group, Jinan Guosheng Glasses and Fangjiaoshi Optometry Glasses Magazine was held at Boer International Hotel in Jinan, Shandong. ...Read more
