If you go to the product page http://www.stax.co.jp/Export/ExportProducts.html there's a section with the heading "New Lambda Series". Here they describe the 307 and 407 as the "new" series, compared to the original Lambda series, introduced 30 years ago.
So my suspicion is, that "new" is relative to the frequency of which the page is updated
This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register.
By continuing to use this site, you are consenting to our use of cookies.