This can be vision threatening and could result in blindness if not treated soon enough. Anyone with the symptoms of flashes of light with or without new black spots (new vitreous floaters) in their vision must be examined by the ophthalmologist right away. read more
Small arc-like momentary flashes of light in the peripheral vision are commonly experienced during vitreous separation. The vitreous pulls on the retina which makes one think they are seeing a light but it is caused by movement of the retina. Sometime the flashes persist for a few months until the vitreous is finished separating. read more