Kodak Filter
			No. HF-4
nm	T%	nm	T%	nm	T%	nm	T%
400	69.3	500	83.0	600	89.2	700	90.7
410	68.5	510	84.5	610	90.0
420	68.1	520	84.5	620	90.3
430	68.1	530	84.3	630	90.5
440	68.5	540	84.4	640	90.5
450	69.5	550	84.5	650	90.5
460	71.5	560	84.5	660	90.5
470	74.2	570	84.6	670	90.6
480	77.1	580	85.8	680	90.6
490	80.0	590	87.7	690	90.6
Data Source: Kodak Photographic Filters Handbook, copyright Eastman Kodak
Company, 1990
The numerical data is provided as general information and may be subject to either
subsequent changes or to clerical errors. Please verify the information for
accuracy before relying on it.
Copyright pending 2008: Newport Industrial Glass, Inc.