Features:This macro extension tube set is suitable for Sony NEX E-mout. This tube enables a lens to focus closer than its normal set minimum focusing distance.Built-in electric pins?∨ so it supports automatic focusing?∨ automatic exposure?∨ TTL?∨ etc.Combined with 2 tubes in different length: 10mm?∨ 16mm.can be used in any combination or individually to obtain the different magnification.Superior lock pin which can tighten the tube joint.Perfect for macro shooting.Specifications:Color : blackSuitable for: Sony NEX E-mout camerasMaterial: PlasticMacro tube size: 6.3 * 3.2cm / 2.5 * 1.3in (D * H)Macro tube weight: 45g / 1.6ozPackage size: 7.2 * 7 * 7cm / 2.9 * 2.8 * 2.8inPackage weight: 74g / 2.6oz Extension Tube Distance reading of master lens Image magnification ration Field coverage(cm) Exposure factor 10mm inf 0.2 6.5 * 8.7 1.44 0.5 0.31 4.2 * 5.6 1.72 16mm inf 0.32 4.1 * 5.4 1.74 0.5 0.43 3.0 * 4.0 2.04 10mm + 16mm inf 0.52 2.5 * 3.3 2.31 0.5 0.63 2.1 * 2.7 2.66 Package List:1 * Extension Tube Set1 * User Manual"
