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 – 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 ^[1][2]
• 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^[3]
• 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^[4]
• 760 µm – thickness of a credit card

Distances longer than 1 mm

See also

Notes

1. ^ http://www2.oakland.edu/biology/lindemann/spermfacts.htm
2. ^ http://www.neatorama.com/2006/06/17/worlds-biggest-sperm-belongs-to-a-tiny-fly/
3. ^ House Dust Mites HYG-2157-97. Retrieved 2008-12-04
4. ^ . PMC 1723104. http://www.pubmedcentral.nih.gov/articlerender.fcgi?tool=pmcentrez&artid=1723104.