Shopping CartYour Cart is EmptyQuantity: RemoveSubtotalTaxesShippingTotalThere was an error with PayPalClick here to try againThank you for your business!You should be receiving an order confirmation from Paypal shortly.Exit Shopping Cart Ohio Polygraph Services, LLC6532 Urbana RoadSpringfield, Ohio 45502 When you need to know the truth... Equipment Ohio Polygraph Services, LLC utilizes Lafayette Polygraph Instruments with the latest software. Toggle NavigationHomeAbout the ExaminerTypes of TestsHistory of PolygraphHow it WorksPolygraph MythsFAQ'sFeesContact UsMembershipsInstrumentationLocation and MapBlogHomeAbout the ExaminerTypes of TestsHistory of PolygraphHow it WorksPolygraph MythsFAQ'sFeesContact UsMembershipsInstrumentationLocation and MapBlog / PreviousNextPausePlayClose