There are many ways to develop an eye disease called tunnel vision. It can be obtained through a glaucoma, blood loss, sleep deprivation, in times of extreme distress and fear. When combined with conducting a vehicle or operating heavy machinery, the consequences can be fatal. Let's then try to imagine a place where the loss of peripheral vision with retention of its central part, resulting in a constricted circular tunnel-like field of vision is the only way to observe the reality - writes Rafał Tomański in CIR's comment "Tunnel vision. A trip to the Korean Demilitarized Zone".

The full comment is available below: