Comment by bell on The Max Level Hero Has Returned! - Chapter 11

@bell maybe the author, by showing the sky three times in the chapter, wanted to say that this is another world, so science and all appeared at a different time than on our earth
(Was it clear? Not sure but eh, I tried)

@Mae

bruv glasses aren't modern they existed since medieval times.    

@Hanyar yes glasses have been made for the longest time ever the word for glasses dring the medieval times were spectacles and this seem like rather rather the French Renaissances then late or early england