Accurate measuring device of graduated flask liquid level

The utility model relates to an accurate measuring device of graduated flask liquid level, the base of graduated flask is placed in the upper end of a support, and this support lower extreme is installed on a bottom plate, an installation orientation on the bottom plate under this support a through -hole is made to the lamps and lanterns that the base shines on the support, installation no. 1 clamps the frame on the bottom plate of support side, should clamp the embedded vertical bar magnifying glass of adorning of frame. In the carrier roller device, the light of lamps and lanterns transmissiones is through the through -hole of support, the light transmitting channel of colour rack, on the colour piece volume of the shining barrel base, then illuminate the liquid in the barrel, make the lower of liquid level for the darkest, all the other parts are brighter, installation no. 1 clamps the frame on the bottom plate simultaneously, the embedded bar magnifying glass of adorning of frame should clamp, enlarge the