You can see with a detached retina in a short time. If you don't treat it, you'll loss some vision gradually and then you only can see a hole dark world. No any color, no any light. Retinal detachment can often be treated. It maybe within 24 hours or within a few days. Most people go home the same day as the operation but some people may need to stay in hospital for a day or two days. All of this based on individual body quality and immune system. So receive a treatment as soon as possible.
Well, as a matter of fact, yes indeed, if your have got a retinal detachment, you have the possibility to see things clearly. However, you will experience some terrible side effects, for example, sensitivity to sunshine, shedding tears, extreme pains and stuff like that. Generally speaking, you can still get recovered, as long as you get professional and reliable treatment before things get worse.