40X Double tube microscopeDetailed product description：

A 40X dual tube microscope is used for instrument identification, consisting of an eyepiece, objective lens, tube, and focusing knob. The lower part of the tube is connected to a light source tube; The central part is equipped with a focusing device (a dual tube structure of optical lenses and light sources), which comes with a built-in light source to illuminate the field of view. When used, it is not limited by light - the observation is clear and accurate; Equipped with a blue and blue color filter, it can correct color differences.
Features: Adjustable focus and comes with a pure white light source. It uses long-life (over 10 years) low-energy, high brightness crystal light-emitting diodes as the illumination field, and is not limited by ambient light when in use.

Magnification: 40x (with reading) 80x (with reading) 100x (with reading)
The small grid on the 100 x microscope scale is equal to the actual size (1DIV/0.01mm)
Lens Material: Optical Lens
Physical volume: 138 × 50 × 23mm Product material: LED light-emitting tube, shell made of imported ABS plastic Battery: 2 pieces of No. 5 1.5V dry batteries
Packaging: leather cover+color box
Quantity per box: 100PCS Outer box size: 36.5 × 32.5 × 37cm Net weight/Gross weight: 6kg/10.6kg