![Parabolic mirror Parabolic mirror](https://shop-ntl.com/8186-home_default/parabolic-mirror.jpg)
![Parabolic mirror Parabolic mirror](https://shop-ntl.com/8187-home_default/parabolic-mirror.jpg)
For demonstrating how rays are concentrated, metal concave mirror including slotted clamping post with a knurled-head screw in which support rods and tubes with a maximum diameter of 10 mm can be inserted and fastened in place
Focal length: 140 mm
Diameter: 460 mm