Raised letters that are inked and transferred on paper are called embossed. They are sometimes also raised by using heat and reactive inks.
Wheal
If you're not asking how companies that make keyboards produce raised letters on the keys, then please be more specific.There are a couple of ways this could be done.The letters could be molded in. I'm not aware that anyone actually does this, but it would work.The ink used to paint the letters on has a certain thickness after it dries. By carefully choosing the ink used, this can produce noticeably raised letters.
Braille, a system of raised dots that represent letters.
Louis Braille
nursery
The glass work as a magnifying glass
No. It appears she was raised Catholic, but in letters to Sandburg from 1907 she claimed she was 'religious'
Yes, most braille printers use a series of raised dots to represent letters, numbers, and symbols in the braille system. These printers emboss or punch out the dots on paper to create tactile representations of braille characters for visually impaired individuals to read.
When we keep the glass slab over some printed matter, the light coming from the letters (after reflection ) face change of medium at glass-air interface. Since glass has more refractive index than air, the light bends away from the normal as it goes out of glass. This apparently causes us to see the letters raised. Hope this clarified your doubt.
It is known as Braille - which is a series of raised dots placed in patterns that represent numbers or letters.
Yes. The date is usually stamped into the back of the lemon extract bottle with raised letters.