PPT Slide

BFI Interference Filters

Center FWHM Purpose

3883.5 A 10 CN molecular bandhead: chromospheric network

3968.5 A 3 Ca II H-line: magnetic elements in low chromosphere

4305.0 A 10 CH G-band molecular bandhead: magnetic elements in

photosphere; convection flowmapping.

4505.5 A 5 Blue continuum window

5550.5 A 5 Green continuum window Measure continuum irradiance

6684.0 A 5 Red continuum window