3mm to 5mm thick
Sunboards(with corrugation) are actually thicker than sunsheets( which are commany 3mm or 5mm) sunboards are used for promotions of products , Infact for promotions a sheet with Vinyl printing is pasted on these sunboards.
For UK diving you may still want to vary the thickness of your gear, depending on the water temperature, but for footwear, thicker is better than thinner as it will get a rougher time than most of your suit. I would say 3mm at least.
A 7mm pencil lead is thicker than a 5mm pencil lead. The diameter of the lead determines its thickness, so the lead with a larger diameter will be thicker.
Exactly the same as the iPad 2, except 3mm thicker.
In metric system the first digit is what counts most. 3 mm is larger.
DVD and CD drives use the same screws. They are 5 mm long , 3mm thick, with a .5mm thread pitch.
This depends on a number of factors such as what part of the body is being scanned and what scan sensitivity is used e.g. 5mm or 3mm slice thickness, etc.
If the diamond is an ideal emerald cut with these measurements, the diamond may weigh about one quarter of a carat. Otherwise, you have stated the diamond's 'big' size in measurements.
3mm.
3mm = 0.12inch.
5mm :)