Sekonic SR-1800 Operating Manual page 58

[Mark to mark type card (1/6" IBM card size)]
11.43 11.43
3.8±0.1 3.8±0.1
4.23 4.23
Standard size Standard size
General tolerance ±0.2 General tolerance ±0.2
0.2 A 0.2 A
82.55 82.55
4.23 x 15=63.45 4.23 x 15=63.45
Should be in the center Should be in the center
between timing marks between timing marks
0.2 A 0.2 A
3.5-4.3 3.5-4.3
0.2 A 0.2 A
[Unit: mm] [Unit: mm]
SR-1800
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