1.1 SPECIFICATIONS
1.1.1 Optical
Nominal optical resolution values are stated at minimum 90% energy. Distance to
size (D:S) ratios represent nominal values.
2LT, 3LT
2LT, 3LT
Standard Focus
Close Focus
2HT, 3HT
2P7, 3P7
Standard Focus
Standard Focus
2HT, 3HT
2G5, 3G5
Close Focus
Standard Focus
Thermalert ET Series Operator's Manual
1-3
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