centrax

Joined on Oct 8, 2019

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Commented on article Hubble captures supernova 70M light-years away as it briefly outshines its host galaxy

@mehdi78
It appears from my calculations that the Hubble's 16 Mpix Wide Field Camera 3 crop factor is about 100. The sensor is square. Note that for NASA this is "wide angle".

3 months ago
Commented on article Hubble captures supernova 70M light-years away as it briefly outshines its host galaxy

@mehdi787
Crop factor? This is terribly complicated because the telescope has several light paths and for each wavelength range it has one or more sensors with different crop size, number of...

3 months ago
Commented on article Hubble captures supernova 70M light-years away as it briefly outshines its host galaxy

Note that the Hubble telescope has a focal length 57600mm and f/24.

3 months ago
Commented on article Google researchers use AI to generate 3D models from random Internet images

Interesting. Doctors could get a detailed 3D model of the patient's interior from several X-rays.

5 months ago

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