100 micrometres

To help compare different orders of magnitude, this page lists lengths between 10⁻⁴ m and 10⁻³ m (100 µm and 1 mm).

Distances shorter than 100 µm

• 100 µm – 1/10 of a millimetre
• 100 µm – 0.00394 inches
• 100 µm – average diameter of a strand of human hair^[1]
• 100 µm – thickness of a coat of paint
• 100 µm – length of a dust particle
• 120 µm – diameter of a human ovum
• 170 µm – length of the largest sperm cell in nature^[2][3]
• 181 µm – maximum width of a strand of human hair^[1]
• 100–400 µm – length of Demodex mites living in human hair follicles
• 200 µm – typical length of Paramecium caudatum, a ciliate protist
• 250–300 µm – length of a dust mite^[4]
• 340 µm – length of a single pixel on a 17-inch monitor with a resolution of 1024×768
• 500 µm – typical length of Amoeba proteus, an amoeboid protist
• 500 µm – MEMS micro-engine^{[citation needed]}
• 560 µm - thickness of the central area of a human cornea^[5]
• 760 µm – thickness of a credit card

Distances longer than 1 mm

See also

Notes