Screen size calculator

Screen dimensions	mm	inch	foot	meter
Screen diagonal	178mm	7"	0.58ft	0.18m
Screen width	153mm	6.01"	0.5ft	0.15m
Screen height	91.3mm	3.6"	0.3ft
Screen surface		21.6 sq.in.	0.15 sq.ft.

Pixel size = 0.191 mm

Pixel density = 133.2 dpi (dots-per-inch)

Pixel density = 5.2 dpmm (dots-per-mm)

Viewing distances	mm	inch	foot	meter
Minimum viewing distance max 70° viewing angle for full field-of-view experience	109mm	4.29"	0.36ft	0.11m
Visual Acuity minimum distance pixel < 1/60° so that individual pixels cannot be seen	656mm	25.8"	2.15ft	0.66m
Ideal viewing distance 30° viewing angle for full field-of-view experience	285mm	11.2"	0.93ft	0.28m
Maximum viewing distance min 26° viewing angle for full field-of-view experience	330mm	13"	1.08ft	0.33m

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2.3.12