lens sharpness test chart

Brand Name:TST

Model Number:TS-50

Place of Origin:Shanghai

...Sharp Edge Test for Toy Tester/Testing machine Equipment Overview Sharp Edge Testing Machine For Toy and Metal is used to determine whether the edge part of toys or articles is dangerous or unreasonable. Test Data Model TST-40 Size (L×W×H)29×19×10cm Weight 5kg Material Stainless steel Suitable type Apply to the toy which played by children under 96 months. Age limit Below 36 months no sharp...

Brand Name:HongCe

Model Number:HJ0604

Place of Origin:China

...Testing Equipment Scratched Test By Steel Pin with 10N Load Standard of Home Appliance Testing Equipment: IEC 60335-1 Household and similar electrical appliances – Safety – Part 1: General requirements clause 21.2. Application of Steel Pin Scratch Resistance Testing Equipment: Accessible parts of solid insulation of the Household and similar electrical appliances shall have sufficient strength to prevent penetration by sharp

Brand Name:Btutest

Model Number:HT-225

Place of Origin:Made in China

...Test Hammer Universal Concrete Testing Equipment Standard: EN 12504 PART 2 ASTM C805 DIN 1048 BS 1881:202 NF P18-417 Features: Suitable for finished concrete structures and buildings having strength resistances from 10 to 70 N/sq.mm.Has aluminium frame and thanks to its very accurate manufacture processing and selected components ensures high precision test results in the time. Supplied complete with calibration curve chart...

Brand Name:INVBIO

Model Number:INV-1205

Place of Origin:China

... sample and wait for the designated amount of time. The strip will then change color, indicating the presence or absence of certain parameters. Users can refer to a color chart provided with the test strip to interpret the results accurately. Sheet: