Skip to main content

Questions tagged [filter]

The tag has no usage guidance.

Filter by
Sorted by
Tagged with
3 votes
4 answers
655 views

Can emergency blanket material be used for making a homemade solar filter for a digital camera?

Can emergency blanket material be used for making a homemade solar filter for use with a digital camera? It seems to be aluminized Mylar.
Geremia's user avatar
  • 229
2 votes
1 answer
42 views

Why is the filter needed for low resolution GMOS spectroscopy?

I am considering writing a proposal for using the GMOS with the R150 grating. I want to measure the redshift of multiple systems from the strong lensing effect of some clusters, so the redshift range ...
BAO's user avatar
  • 357
0 votes
0 answers
63 views

calculating Sun's J band mag via integrating the Planck’s law

...
questionhang's user avatar
  • 3,137