Weight:291g
Dimension :5.5 x 16 cm
Color: black + red + transparent (Lens)
4 Lenses attached
Double-lens:1.7x, 2x, 2.5x, 3x
Material of Lens: Acrylic resin (Processed by crack-proof rigid coating)
Size of lens: 100x50mm
Single-lens diamter:35mm
With detachable light source box powered by two 'AAA' batteries (batteries not included).
Materials: ABS resin. PP resin
All the lenses of this glasses series are interchangeable
Equipped with automatic pressurizing device, the voltage of two 7# batteries can be increased from 3.0V to 4.5V.
Detachable bulb devices; the angle of lamplight can also be adjusted.
The lens assembly parts are added to two; you can also overlap two lenses. The magnifying multiple will improve at once when installing two lenses.
You can also use this product even if you wear glasses. the belt size can be adjusted freely according to the user's comfortable degree.
Dial adjustment headband conforms to comfortably fits most head sizes
2 Bright LED Bulb to illuminate Viewing Field
Interesting work such as carving, handcraft and sewing.
Assemble or repair small fitting;
Check the finished product.