487 citations · 1.3k across the 16 of their papers we have counts for
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astro-ph.IM2011★ 15 cited
Sources of straylight in the post-focus imaging instrumentation of the Swedish 1-m Solar Telescope
M. G. Löfdahl, G. B. Scharmer
Recently measured straylight PSFs in Hinode/SOT make granulation contrast in observed data and synthetic MHD data consistent. Data from earthbound telescopes also need accurate cor…
astro-ph.IM2011★ 26 cited
A tilted interference filter in a converging beam
Mats G. Löfdahl, Vasco M. J. Henriques, Dan Kiselman
Context. Narrow-band interference filters can be tuned toward shorter wavelengths by tilting them from the perpendicular to the optical axis. This can be used as a cheap alternativ…