2011 high power jewelry magnifying glass with light

Name: 20X21 with LED Sliding Lid Jewelry Mirror

Times: Marked for a magnification of 20 times, the effective diameter is 20mm. The actual magnification has not been agreed upon.

Material:ABS plastic, glass, iron, etc.

Size: 57 x 35 x 19 mm (excluding chain size)

Packing: English and Chinese instructions are included in each sponge bag, then placed in a small cardboard box, with a total of 360 pieces per carton.

Each box contains 360 pieces, gross weight:15 kilogramsNet weight:13 kilogramsExternal Box Volume:55 x 30 x 20 CM

Product USP:The product is equipped with a sliding cover to protect the lens, and it has a battery cover at the tail end, making it easy to replace the batteries (3 AA batteries). It also comes with a compass.

【Usage】1: Used in the financial, fiscal, philatelic, and electronic industries to observe banknotes, certificates, stamps, coins, and cards on paperAnd printing dot。2: Used in the jewelry industry, it can observe the internal structure of gemstones, the arrangement of molecular columns, and can analyze and identify mineral specimens and cultural relics.3: Used in the printing industry, it can be used for fine tuning, color correction, and dot grid observation, accurately measuring mesh openings, dot size, and registration errors.4: Used in the textile industry, it can observe and analyze the fabric fibers and the warp and weft density.5: Used in the electronics industry, it can observe the line pattern and quality of copper-plated boards on printed circuit boards.6; Used in agriculture, forestry, grain, and other sectors to observe and research diseases and pests.7: Can also be used for the identification and analysis of moving and plant specimens, the identification and analysis of evidence by the department, scientific experiments and research, etc.