Infrared astronomy: an introduction - School of Physics
Infrared astronomy: an introduction - School of Physics
Infrared astronomy: an introduction - School of Physics
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The role <strong>of</strong> infrared array detectors<br />
Number <strong>of</strong> pixels<br />
10 7<br />
10 5<br />
This infrared “Moore’s Law”<br />
(pixels double in 18 months)<br />
predicts > gigapixel<br />
cameras in ten years time<br />
10 9 2015<br />
256x256<br />
1024x1024<br />
512x512<br />
2048x2048<br />
4096x4096<br />
NICMOS<br />
Spitzer<br />
WFC3<br />
JWST<br />
128x128<br />
MSX<br />
10 3<br />
32x32<br />
62x58, 64x64<br />
ISO<br />
Space lags ground<br />
by ~ 9 years<br />
1985 1995<br />
2005<br />
Year<br />
After Al<strong>an</strong> H<strong>of</strong>fm<strong>an</strong>
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