Designers not only utilize optical tricks for creating readable and well-balanced fonts, but it’s also helpful for designers, who craft user-computer interaction.
14. I. Measured and optical size
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Things to remember:
• Optical weight: how human eyes perceive the size and
significance of an object
• Circles, diamonds, triangles, and other non-square shapes need
to be higher and wider
• Areas for icons should have some space reserved for optical
balancing
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II. Alignment of different shapes
Things to remember:
• Shapes with sharp edges should be larger or longer
• Cap-height alignment is an effective method of positioning
button names on button backgrounds
• Encircle the triangular icon and align the circle with the button
background.
53. III. Optical corner rounding
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Things to remember:
• Geometrically rounded corners look artificial
• Optically correct corner rounding needs special formulas or
manual adjustment of a shape