Microscope reticle

Microscope reticles are clear circular glass inserts with a scale inscribed on them. It is used in place of the standard eyepiece of the microscope. There are two crossed rulers inside the eyepiece micrometer. Each ruler is 10mm long and is divided into 100 cells. Each division is 0.1mm.Div.x: 0.1mm; y: 0.1mm, 10mm/100; Diameter range from D19mm~D27mm

Typical size of microscope reticle