HIGH PRECISION SCALE: 50 mm linear measuring range with clear 0.1 mm division (500 total graduations) for accurate microscope calibration and size measurement
PREMIUM OPTICAL GLASS: Made of high-grade transparent optical glass to deliver stable light transmission and sharp scale lines without distortion
STANDARD SLIDE DIMENSIONS: Uniform size 75 mm × 25 mm × 1.1 mm, perfectly compatible with most compound monocular, binocular and trinocular microscope stages
WIDE APPLICATION: Ideal tool for laboratory testing, biological research, school education, eyepiece reticle calibration and microscopic specimen measurement
COMPLETE PACKAGE: Comes with 1 × microscope stage micrometer calibration slide, ready for direct use out of the box