How to choose healthy eye protection desk lamp

Whether a desk lamp is healthy can be judged mainly from three aspects: first, whether there is stroboscopic; Second, the light is suitable; Third, there is no ultraviolet radiation.

no stroboscopic

The desk lamp with direct current is preferred, because the traditional 220V alternating current will keep the current fluctuating at 50 Hz, resulting in stroboscopic lighting. Strobe is easy to cause eye fatigue, decreased vision and deepened myopia.

The light is right.

Yellow light is the preferred light source, which is warm, warm, comfortable, stable and not dazzling.

Non-radiation ultraviolet ray

LED lamps can't be used for short-distance reading and writing, because the short-wave high-energy light source emitted by LED lamps-blue light can directly penetrate the cornea and lens, and can directly reach the macular area, causing burns to the retina of human eyes.

Suitable for children.

Vision manager Kang Luyuan's 24V DC incandescent reading and writing desk lamp is good. Can be used as a reading and writing desk lamp for children, without hurting eyes. It is designed and manufactured in strict accordance with the national reading and writing table lamp standard, patented by China and developed by doctor. It has no radiation, no stroboscopic light and no blue light. Its color rendering index is as high as 100Ra and its color temperature is 2800k. The most comfortable and stable, equivalent to about 40 minutes after sunrise, the eyes are easy to accept.