Selective Comparison
Visible light is about 0.4 μm to 0.7 μm, and 0.75 μm to 1000 μm (1 mm) is a typical range for infrared astronomy, far-infrared astronomy, to submillimetre astronomy.
Selected infrared space telescopes | |||||||
Name | Year | Wavelength | |||||
---|---|---|---|---|---|---|---|
IRAS | 1983 | 5–100 μm | |||||
ISO | 1996 | 2.5–240 μm | |||||
Spitzer | 2003 | 3–180 μm | |||||
Akari | 2006 | 2–200 μm | |||||
Herschel | 2009 | 55–672 μm | |||||
WISE | 2010 | 3–25 μm | |||||
JWST | Planned | 0.6–28.5 μm |
Read more about this topic: Infrared Telescopes
Famous quotes containing the words selective and/or comparison:
“The selective memory isnt selective enough.”
—Blake Morrison (b. 1950)
“What is man in nature? A nothing in comparison with the infinite, an all in comparison with the nothinga mean between nothing and everything.”
—Blaise Pascal (16231662)