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Exposure times for EXA II, -IIa, -IIb, -500
Exposure times
Nominal value Rated value
Lower limit Upper limit
sec ms
1/500 1.95 1.43 2.67
1/250 3.91 2.86 5.33
1/125 7.81 6.35 9.62
1/60 15.63 12.69 19.23
1/60*) 18.5 16 19.23
1/30 31.3 25.4 38.5
1/15 62.5 50.8 76.9
1/8 125 102 154
1/4 250 203 308
1/2 500 406 616
*) Only valid for EXA 500. Design dependent tolerance limit.
The quotient average [ratio?] of three measurements at two adjacent time settings must amount to at
least 1.4 and at most 2.8.
The ratio of largest and smallest exposure times within one shutter run at the three measuring points
(Ungleichmäßigkeitsgrad [tapering?]) must not exceed 1.5.
The specified values comply with Standard TGL 7708 as well as the definition according to DIN
19016.
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