Product Description: Addition and subtraction Positive inversion counter meter + encoder + meter counting wheel set 500K frequency response CHINA MADE Technical characteristics KS800 type cable displacement display instrument is it includes position,
SONY KDL40EX520 MAIN BOARD A1803705B 0187925R1 23324 1-883-753-92This part pulled from SONY KDL40EX520 working TV with broken screen. The board in good used condition.Unit working compatible SONY KDL40EX520 All the Logic boa
Technical information Focal Length (mm) = 20 Size (mm) : ?162 Groove Pitch (mm) :0.1 Thickness (mm) : 2 Material : PMMA Type : LED LED type Fresnel lens such as magnifiers, lighting equipment, 3D display is being used in a variety of areas. Groove(Prism) on the opposite side condensing (A flat surface condensing) Also we design to use more 3mm Optical PMMA for loner life time and to have 0.5 ~ 1.0mm groove pitch for higher solar concentration.
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