Eyepiece：Big view  Wide field  WF10X(Φ18mm)

Objective lens：1.Long working distance plan achromatic objective lens (no cover glass) PL 10X/0.25

2.Long working distance plan achromatic objective lens (no cover glass) PL L20X/0.40

3.Long working distance plan achromatic objective lens (no cover glass) PL L40X/0.60

4.Long working distance plan achromatic objective lens (no cover glass) PL 100X/1.25  (Spring, oil)

Eyepiece tube：Trinocular, tilted 30˚

Color filter：1.Frosted glass

2.Blue filter

3.Green filter

4.Yellow filter

Focusing mechanism：Coaxial coarse and fine focus adjustment, fine division value: 2μm, coarse and tight adjustment, with locking and limit devices

Converter：Four holes (positioning inside the ball)

Stage：Double-layer mechanical mobile(size:180mmX150mm,Moving range:15mmX15mm)

Lighting system：6V 20W Halogen lamp, adjustable brightness