Nkọwa ngwaahịa:
Push-pull phase contrast
Anyị ga-aza n'ime 24 awa, biko ṅaa ntị na email nke nwere suffix "@barride-optics.com".
Ị nwekwara ike ịga na Ibe kọntaktị ma dejupụta fọm zuru ezu karị.
Anyị ga-aza n'ime 24 awa, biko ṅaa ntị na email nke nwere suffix "@barride-optics.com".
