True magnification: The product shows the true rate, no exaggeration times, circumstances, or even several times. Visually test the object closer to how many times you can identify.
True Diameter: objective lens diameter is real, this is not to rely on propaganda ruler will know, the unit is MM.
The true field of view: The product field is true, generally depending on the viewing angle and field lines, to research, with trigonometric functions that can be verified.
True Material: propaganda material is real, high-quality materials inside and outside use of the product, there is no feedback and doped materials harmful impurities. Smell and texture with basic observation can tell, slightly superior product comparison more obvious.
True System: seemingly identical specifications, a system far, some manufacturers at the expense of the resolution of the product, to really get the same specifications of the system
True function: the function of the product is real, we do not make false propaganda, like the water, close to other functions are real sense, a lot of these features do not exist to promote its products are available, you can read the science to understand.