Additional internal supporting or reinforcing member

Full Title

Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof > deleted > for picture information pick-up > deleted > deleted > Integral pick-up heads, i.e. self-contained heads whose basic elements are a light source, a lens and a photodetector supported by a single-piece frame > Details of integral heads not otherwise provided for > Additional internal supporting or reinforcing member