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This means that from a very close distance, say three inches or less, the laser IS NOT going to be at the dead center of your measurement, ya dig?

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This means that from a very close distance, say three inches or less, the laser IS NOT going to be at the dead center of your measurement, ya dig?

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In the RC Hobby, measuring nitro engine temps, you are trying to measure a spot a quarter inch wide down inside the head of the engine. This is typically done by putting the Temp Gun (regardless of brand) directly over the top of the head. If you do it that way, your sighting laser will be cast one half inch off to the SIDE of the head, and not down the middle at all. THAT IS FINE. Your concern should be with the positioning of the INFRARED sensor at that close range, and not the goofy laser. If you do indeed shoot the red laser down into the head, you will actually be measuring a half inch away, probably down the side fins of your engine. Do you dig it now? The sighting laser will ALWAYS be one half inch from the center of your measurement. For those insistent customers, I will custom build a parallelogram reflective mirror system, in a snap on configuration, that will compensate for this offset, so that regardless of distance, the laser is always spot on, dead center. The fee for thi

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