All the numbers below are just an example, it mean also you might or will encounter different numbers on your lens, which is normal, but those acronyms are recognized internationally by all manufacturers nowadays.
If there is some standard between all the lenses manufacturers to write acronyms on a lens, like the diameter of a filter, the focal length or the maximum aperture, each lenses manufacturer have also their own way to write things describing their lenses with their own meaning about the technology they use in their lenses.
You might also be interested with the last entry in the blog:
Nowadays our smartphones have more computer power than a 10 years old desktop computer. Technology is evolving fast and with it, the language acquiring new words like smartphone or selfie.
We are doing everything with our phone, from a GPS assistant to photograph or record a movie in full 1080p HD, even post processing those images, and i don't even speak about playing 3D games, read some news on internet and so on...
At the end, when we compare how we use our phone the most, in percentage, I can say safely that we barely use it to call someone, and this is why i call mine a photophone.
If you like this page or have a different point of view, let me know it in a comment below (read the rules) and don't forget to share it now on your favorite social media.
Thank you for your support.