Green Laser Pointers and Eye Safety: What You Need to Know
Green laser pointer shining into the eyes? Hello doctor, I am the person who was accidentally shone with a green laser pointer during class. I went to an ophthalmology clinic for an examination, and the doctor said that my cornea was not injured. However, they did not dilate my p...
Dr. Gao Pilin Reply:
Hello: When exposed to a laser pointer, the duration is usually very short, and the likelihood of eye injury is low. Moreover, since a significant amount of time has passed and if there has been no change in vision, it is likely that there has been no damage, so you can rest assu...[Read More] Green Laser Pointers and Eye Safety: What You Need to Know
What to Do If a Green Laser Pointer Hits Your Eye?
Exposure to a green laser pointer in the eyes? Hello doctor, what should I do if I was hit in the eye by a teacher's green laser pointer during class? I feel a burning sensation, but I can still see.
Dr. Gao Pilin Reply:
Hello: Although studies indicate that exposure of the eyes to high-energy laser beams for more than 0.25 seconds may cause damage, the human body has a blinking reflex that theoretically allows for a quick response to avoid the beam, thereby reducing the risk of injury. Therefore...[Read More] What to Do If a Green Laser Pointer Hits Your Eye?
What to Do If a Green Laser Pointer Hits Your Eye?
Exposure to a green laser pointer in the eyes? Hello doctor, what should I do if I was hit in the eye by a teacher's green laser pointer during class? I feel a burning sensation, but I can still see.
Dr. Gao Pilin Reply:
Hello: Although studies indicate that exposure of the eyes to high-energy laser beams for more than 0.25 seconds can potentially cause damage, the human body has a blink reflex that theoretically allows for a quick avoidance response when exposed to such beams, thereby reducing t...[Read More] What to Do If a Green Laser Pointer Hits Your Eye?
Understanding Eye Damage from Laser Pointers: When to Seek Medical Help
Laser pointer exposure to the eyes? Hello Doctor: On November 27th, I was exposed to a laser pointer directed at my eyes several times. In the past few days, my eyes have felt somewhat fatigued, and I would like to know how to physiologically determine if the laser pointer has ca...
Dr. Gao Pilin Reply:
Hello: Prolonged exposure should not cause any harm, so there is no need to be overly concerned. However, if you experience blurred vision, you should seek medical attention. Fatigue is likely not caused by the laser.[Read More] Understanding Eye Damage from Laser Pointers: When to Seek Medical Help
Understanding Light Pollution: Eye Safety and Protection Tips
The issue of light pollution? Hello Doctor, I have a few questions to ask: 1. When looking directly at an infrared camera at night, I see red light. I found online that this is due to infrared LEDs or infrared laser illumination. Will looking directly at it for about ten seconds ...
Dr. Gao Pilin Reply:
Hello, concerned individual: 1. Infrared light is invisible; briefly seeing red light is not a concern. 2. The reflected energy is minimal and will not cause harm. 3. The greatest harm in daily life comes from ultraviolet rays from the sun; if you are not afraid of sun exposure, ...[Read More] Understanding Light Pollution: Eye Safety and Protection Tips
Are Laser Pointers Safe for Your Eyes? Understanding Potential Risks
Laser pointer exposure to the eyes? Hello doctor, I would like to ask if it is harmful to the eyes if the laser pointer used by the teacher during class accidentally shines into the eyes (the teacher often sweeps the laser pointer around). I often feel like I am being swept by it...
Dr. Gao Pilin Reply:
Hello: A brief exposure should not be a concern, as it takes a longer duration of laser energy to cause harm. The red light from a mouse is usually LED, while laser mice typically emit invisible light. Online answers can only serve as a reference; if necessary, it is important to...[Read More] Are Laser Pointers Safe for Your Eyes? Understanding Potential Risks
Accidental Laser Pointer Exposure: Eye Pain and Vision Safety
The eye was exposed to a laser pointer during a presentation? During class today, I accidentally got hit by a laser pointer from the presentation. Afterwards, my eyes felt slightly sore, and I'm not sure if it's related to the laser pointer. It seems like my vision hasn...
Dr. Cai Wenyuan Reply:
Hello, just a quick note. It shouldn't be to the point of soreness; it may be a psychological effect. If there is no improvement in a few days, consider seeking medical attention for further examination. Wishing you safety and health. Sincerely, Dr. Tsai Wen-Yuan, Director o...[Read More] Accidental Laser Pointer Exposure: Eye Pain and Vision Safety
Could Infrared Exposure During Treatment Harm My Eyes?
Is the eye injured? Hello, doctor! I recently visited a traditional Chinese medicine practitioner due to chest pain. During one session, the infrared light accidentally shone into my eyes because it was directed at my upper chest. A nurse then placed a tissue over my eyes, but I ...
Dr. Huang Bozhen Reply:
In general, ultraviolet (UV) rays can cause significant harm to the eyes, leading to conditions such as pterygium, cataracts, and even macular degeneration. Therefore, it is recommended that individuals who engage in prolonged outdoor activities wear sunglasses to protect against...[Read More] Could Infrared Exposure During Treatment Harm My Eyes?