4 right angled mirrored prisms and a glass lens. I’m not sure what people use these for, but I think they were being used to make the lens… I’m giving them away, but would be interested to know their use!
Let me know when you can collect and I’ll leave out for you.
Right angled mirrored prisms (Preston Park area BN1)
This offer has been gifted to someone and is no longer available.