... method of microscope. It has a 1.8 inch TFT display. Advantage With a 1.8” TFT displayAdjustable optical magnification : 7x~27x , ... TFT LCD Screen CMOS sensor : 300,000 PixelsMagnification – 1/∞x, (Optical) 7x~27, (Digital) 27x~108x Light Source: 4pcs of White ... in Flash Memory Operate Scale and Image Compare function on TFT DisplayAdditional function: Measure length, Dual Window view simultaneously ...