Cameras used for metrology or color matching need calibration. Lenses can slightly distort images, and improperly mounting a camera can introduce measurement errors. Improper lighting or ambient light ...
Editor's note: This week, we introduce a new consumer advice column, Travel Troubleshooter. Christopher Elliott's long-running, nationally syndicated column fields questions from readers about how to ...
DEAR TRAVEL TROUBLESHOOTER: I rented a car from Budget last summer in Jacksonville, Florida. I noticed several dents and scratches, which I planned to point out during the walk-around inspection. But ...
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