Sekonic SR-3500 Operating Manual page 126

Appendix ■ Sheet creation reference
[Mark to mark type card (0.25" IBM card size)]
0.2 A
82.55
6.35 x 11=69.85
6.35
3.5±0.1
6.35
Standard size Should be in the center
between timing marks
0.2 A
3.5-4.3
0.2 A
General tolerance ±0.2
[Unit: mm]
-vii-