1) Material: alloy + glass
2) Lens diameter: 60mm
3) Apply ...
Size:2.5cm(0.98inch) x 3.5cm(1.38inch ...
1. 3X scientific magnification for clear imaging
2. Achromatic glass ...
1. Cool fluorescent paint
2. Distribute 12 high-definition specimen slides ...
1. Material: ABS, double-layer acrylic lens
2. Magnification: 10 times ...
1. Material: zinc alloy, copper, optical glass lens, wooden handle ...