| Adjustments | Light Meter Setup - 24 | |||||
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| readings, verify the |
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| readings with a | |||||
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| light meter or photometer. | |||||
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| Also check the age of the R77 | |||||
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| light meter by its | |||||
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| manufacturing date stamp | |||||
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| (such as 0398 for March | |||||
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| 1998). |
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| Caution: Dropping the | |||||
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| meter can permanently | |||||
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| damage its accuracy. A | |||||
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| read incorrectly or its | |||||
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| pointer may not drop to | |||||
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| zero. | |||||
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