My last pair I have were just released from crown assets last year and are marked; left side/No5 CDN.Mk 2/4 /crossed out is;C.G.B. 40 M.A./ 7x50 /26090-C and C Broadarrow marked.Right side crossed out is;graticule mil scale 10 mils apart & 5 mils 10 mils & 20 mils high / REL/CANADA 1945 /cal/canada 1950. Stenciled in blue ink is C 5.

Derk.