thanks for that. It is astonishing that the AAT is the same size as the ELT
secondaries. !!!!
I also like this shot, which gives an idea of how big the thing will be.
https://www.google.com/search?q=elt+...qfLL0-knjDxHM:
and this
https://www.google.com/search?q=elt+...tvGCF4Mj9ZwCM:
cheers Ray