8.TT.1.2

Contact Lenses:)
Ashley Dhillon

Outline:

 * 1) Introduction
 * 2) Inventor
 * 3) Invented in 1827 by Sir John Herschel
 * 4) He was very artistic and loved building things
 * 5) Sir John was also a glass blower and artfical eye maker
 * 6) Invention
 * 7) Contact lenses was a modern day optical device
 * 8) Helped people look better and improve there apperance
 * 9) Many different lenses to help different types of eyes
 * 10) The Need
 * 11) Why they need it?
 * 12) Helped people away from uncomfortable bulky glasses
 * 13) Did not get hazy or foggy like specticals
 * 14) Made people have a better overall apperance
 * 15) Accomplished Before
 * 16) People had to wear big uncomfortable glasses
 * 17) People had contact lenses but they were not adjusted to nearsightedness and farsightedness.
 * 18) Before contact lenses were made of glass and other uncomfartable material
 * 19) The Impact
 * 20) Impacted Society
 * 21) Makes people be more confident about there overall apperance
 * 22) Has helped many people see better and be comfortable
 * 23) Changed Our Way of Life
 * 24) There are now colored and gas permable contact lenses
 * 25) Now people have lenses that fit to the perfect contour of there eyes
 * 26) How It Has Changed
 * 27) How Have The Materials Changed
 * 28) First lenses were made of glass and only covered the corenia of your eye
 * 29) Now contact lenses fit to the perfect shape of your eye
 * 30) What Were They Like Before
 * 31) Before they lenses could only be worn for a couple of hours
 * 32) Were first called hard lenses because they were so hard
 * 33) What It Is Made of
 * 34) Materials Before
 * 35) Were first made of materials like plastic and glass very uncomfortable
 * 36) At first they aslo never moved they stayed in one place
 * 37) Materials Now
 * 38) Now made of stretchy soft flexiable material
 * 39) They now also move slightly with every blink of the eye
 * 40) Conclusion
 * 41) What Has It Done For Us
 * 42) In the end contact lenses have helped us alot with our apperance looks and over all confidence
 * 43) They have gone from being hard and rough to being soft stretchy and flexiable