TM 5-3610-257-14
(a)
Assume step that was exposed 8 times has desired shadow dot.
(b)
Multiply number of exposures (8) by time units (020).
(c)
Basic flash exposure is now 160 time units.
(d)
Set FLASH UNITS dials to 160.
NOTE
Save flash test negative for later comparison if a larger or smaller shadow dot is desired.
(13)
If necessary, use test negative again to perform previous step (12) shadow dot is of desired size.
(14)
Time units as determined by this procedure now become the standard setting for flash exposure with that
particular screen.
j.
Halftone exposure system. The exposure control instrument is now ready to full range halftones with very high
repeat accuracy. The following procedure can be used to check operation of instrument on normal copy.
3-39
