Specification Binding : unknown_binding Brand : TDOUBEAUTY BulletPoint1 : 1. View depth is big:can gain good luminance beam'spot and luminance in the shining distance range. BulletPoint2 : 2. Shadowless effect is better than the standard(Φ12),actual measure is Φ8. BulletPoint3 : 3. The light is soft,won't hurt your eyes,adpot CRI makes the shining face more realistic. BulletPoint4 : 4. No color separation:the color and the color temperature for the whole light spot are the same, greatly reduce the color separationthough the lens,as well as the effect to the light sensitive material. BulletPoint5 : 5. Light efficiency is higher: the illuminance can reach over 35000lux when the power is 6w. ControlMethod : application ExternallyAssignedProductIdentifier1 : 0708478645142 ExternallyAssignedProductIdentifier2 : 708478645142 FinishType : Natural ItemName : Tom Henry's 2011 Code Journeyman Exam-Combo #1 (Paperback) ItemPackageQuantity : 1 ItemTypeKeyword : professional-medical-exam-lights Language : english Manufacturer : Tom Henry NumberOfItems : 1 PartNumber : CX249-22 ProductDescription : This package helps you prepare for the Journeyman exam. It consists of Tom Henry's study-aids and it takes you from a helpful review of Ohm's Law through the Journeyman requirements in the Code, and on into Calculations. This three book set is the recommended bare minimum when studying for the journeyman electrical exam. This package includes the following books: Ohm's Law Electrical Math and Voltage Drop Calculations 2011 Journeyman Electrician Exam Questions and Answers 2011 Calculations for the Electrical Exam ProductSiteLaunchDate : 2016-11-05T17:37:24.707Z Style : Modern