Nah, it's marketing name which does not have to be close to the real dimensions. As long as manufacturers call this "3.5 inch" - and they did, see [0] for example - it is "3.5 inch".
(For a more dramatic example, see US lumber sizes, where a board called "2x4 inch" is actually closer to 1.5 x 3.5 inches)
Nah, it's marketing name which does not have to be close to the real dimensions. As long as manufacturers call this "3.5 inch" - and they did, see [0] for example - it is "3.5 inch".
(For a more dramatic example, see US lumber sizes, where a board called "2x4 inch" is actually closer to 1.5 x 3.5 inches)
[0] https://www.amazon.com/Imation-Formatted-High-Density-Disket...