Druversare the size of the speaker in millametres they provide either louder sound/ deeper bass when they are larger.
50mm drivers could be loudspeakers. (Tweeters)
It is: 50mm = 5cm
Drivers for speakers or headphones.
Canon makes the best 50mm camera lens, known as the EF 50mm f/1.8mk2, 50mm f/1.4 USM and 50mm f/1.2L lenses
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50mm from 0.14mm = -49.86mm
10mm = 1cm 50mm = 5cm
168cm add 50mm = 218
50mm=5cm 10mm=1cm
Canon makes the best 50mm camera lens, known as the EF 50mm f/1.8mk2, 50mm f/1.4 USM and 50mm f/1.2L lenses
A 50mm lens has a diopter of 20.
Between 50mm and 6cm, the later would have the greater length. That is because 50mm is only equal to 5cm.