- Material: Frosted glass
- Diameter: 55 mm, or 60mm,or 75 mm, or 95 mm, or 100 mm
- Thickness: 5 mm, 5mm, 4 mm, 3 mm, 5 mm, 5 mm, 5 mm. Suit Microscope: Stereo microscope.
- Professional and practical design with beautiful appearance, easy to carry and use.
- Usually used in laboratories, schools, teachers, sample observation, eyepiece protection, etc.
