Concave Mirror - 3" dia., 200mm Focal Length - 3mm Thick - Glass
- This round concave glass mirror is designed for physics and educational uses.
- It is approximately 3" (75mm) diameter and 3mm thick. Note, thickness varies as they are not designed to be consistent in that respect.
- Because of their educational use design, there may be minor imperfections that do not affect physical function.
- 200mm Focal Length