Hodge on/off H-alpha Narrow Band
Filters
Not on-site at APO, but can be obtained
on loan--contact Paul Hodge at UWash, hodge/astro.washington.edu
NAME CENTER(nm) FWHM(nm) TMAX(%) DIMENSIONS(mm) TRACES DATA
-------------------------------------------------------------------------
6563 656.2 2.30 76.08 (1) (2) trace data
6585 658.6 2.23 65.18 (1) (2) trace data
6607 660.8 2.42 73.85 (1) (2) trace data
6629 662.8 2.63 77.05 (1) (2) trace data
(1) higher resolution trace centered on
peak transmission
(2) lower resolution trace from 300 nm to
1200 nm
What
to do with the trace data.
6563, 6585, 6607, 6629 combined trace
APO Filters
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