Print format and sizes

Small Size: 300(px)
This format is normaly used on websites as small format pictures.
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Medium Size: 600(px)
This format is normaly used on websites as normal format pictures.
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Large Size: 900(px)
This format is normaly used on websites as big format pictures, or header pictures.
Can also be used for small prints with medium quality.
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X Large Size: 1024(px)
This format can be used in headers on your website.
It can also be used for small prints with high quality or medium prints with normal quality.
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XX Large Size: 2048(px)
This format can be used in headers on your website.
It can also be used for large prints with high quality (A3)

Examples:

f o r m a t (cm)		Picture format (Pixel)
		1200x800	1800x1200	2400x1600	3000x2000	4200x2800
	30x20
	60x40
	90x60
	120x80
	150x100

Symbol		Resolution (dpi)	Value
		100 or more	Very Good
		75 to 99	Good
		50 to 74	Sufficient
		30 to 49	Less satisfactory
		30 and less	Not satisfactory