visual_sensory
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visual_sensory [2025/07/12 16:29] admin created |
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| # Visual Sensory | # Visual Sensory | ||
| - | ## Illuminance | + | ## Illuminance (lux) and Brightness (nits) |
| + | * Illuminances produced by daylight cover a broad range, from 150,000 lux on a sunny day in the summer to 1,000 lux on a gray, overcast day in winter. The typical illuminance that results from moonlight is about 0.3 lux. | ||
| + | * Illuminance value for a typical home or office is between 300 to 500 lux (30 to 50 footcandles). | ||
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| + | * Smartphone screen = ~500–2,000 nits (cd/m²) (1 nit = π lux ≈ 3.14 lux) | ||
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| + | * Sunlight on a surface = ~100,000 nits | ||
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| + | * A white wall lit by a 60W bulb = ~50–100 nits depending on distance | ||
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| + | {{::illuminance_chart.png|}} | ||
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| + | ## Can a 1000 nits smartphone screen be seen in a 3000 lux environment | ||
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| + | {{::lcd_screen_readablility_in_sunlight.png?600|}} | ||
| + | {{::readability_and_contrast_ratio.png?600|}} | ||
visual_sensory.1752308979.txt.gz · Last modified: 2025/07/12 16:29 by admin