It has an aluminized round flat face with 6 cm of usable vertical scan. The entire envelope is made of glass. There is a helical post-accelerator.
The T5470 has a specified dot size of 0.004", quite a bit tighter than the dot on higher-bandwidth CRTs that use an expansion mesh.
The 519 has a very different CRT, but the same specified dot size as the 154-0478-00.