Upgrade your browser!
Skip to Content
Sign-In
Community
Exp Leader Board
Don't have an account? Create one and start earning XP!
I'm looking for media with:
Search in All Media Videos Pictures Games Jokes News
There are 7 results.
Video:
this shows why most lenses are so expensive.
i for one found this very interesting. canon goes into extreme detail describing how their high-end lenses are made, from the raw materials used, to the assembly of the lens itself.
how eyeglass lenses are made. more to come
another him on how contacts are made.
lens eric carriere getting hit in the face with a soccer ball (or football for non-americans).
she has an excellent expression too.
of the three patients, two were legally blind but can now read the big letters on an eye chart, while the third, who could previously read the top few rows of the chart, is now able to pass the vision test for a driver’s license. the research team isn’t getting over excited, still remaining unsure as to whether the correction will remain stable, but the fact that the three test patients have been enjoying restored sight for the last 18 months is definitely encouraging. the simplicity and low cost of the technique also means that it could be carried out in poorer countries.
