In general, a working week in Denmark is 37 hours divided between 5 days. Employees in Denmark are usually expected to complete the necessary amount of working hours from Monday to Friday between 06:00 and 18:00.
The question is, when do puppies open their eyes and start this process. The answer is somewhere between seven days to two weeks after birth. It varies a bit, based on breed and on the puppies themselves. When puppies open their eyes, this is just the first step in the beginning of other senses, including hearing.
Dogs with Microphthalmia have third eyelids and small eyes recessed into the eye socket. You will see this condition once new born pups open their eyes. This condition is unpredictable, the puppies eyes may worsen or the condition may heal itself. See a vet.