Tektronix wrote a series of 10 app notes pertaining to photometric measurements. The App Notes are as follows:
60-W-5750
58-A-2635
58-A-2702-1
58-A-2704-1
58-AX-2764-1
58-A-2912
58-A-2926-1
58-AX-3060-1
58-AX-3252
58-AX-3602
Does anyone know where I can get pdf copies of these documents?
grbosworth@...