Research paper topics, free example research papers

Free research papers and essays on topics related to: lenses

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  • Seeing Well Without Contact Lenses And Glasses Is The Dream Of Millions Of Americans And Modern Medical Science Has Enabled T - 1,410 words
    Seeing well without contact lenses and glasses is the dream of millions of Americans and modern medical science has enabled that dream to come true (Caster, 8). Since first grade, Dede Head, a 30-year-old fitness trainer in North Carolina, has worn glasses to correct sever nearsightedness and astigmatism. Over the years she became accustomed to wearing glasses and contacts, but this has limited many important aspects of her life, including sports. She then heard of a laser eye surgery that "supposedly", helped to correct a persons vision by means of lasers. She immediately signed up for the procedure and ever since that day, she has not worn glasses or contacts. Dede is just one of the eight ...
    Related: dream, glasses, lenses, medical science, science
  • Seeing Well Without Contact Lenses And Glasses Is The Dream Of Millions Of Americans And Modern Medical Science Has Enabled T - 1,408 words
    ... results in the same patient. Each laser pulse in a LASIK procedure removes ten-millionths of an inch of corneal tissue in twelve-billionths of a second while in a PRK procedure, the laser removes about twice as much in about the same time. The amount of corneal tissue removed depends on how nearsighted or farsighted the patient is (Gorman, 60). The more nearsighted a patient is the more tissue must be removed to obtain a flatter cornea, and the same goes with farsightedness, except the cornea has to be made steeper. Back when Barraquer started Keratomileusis In Situ, he noticed that he was having great success with patients who had myopia and did not know why patients who had hyperopia a ...
    Related: dream, glasses, lenses, medical science, science
  • A Birth Of A Nation The Bicycle Thieves - 1,300 words
    A Birth Of A Nation - The Bicycle Thieves In that paper, I will try to compare two films which are A Birth of a Nation directed by D.W.Griffith and The Bicycle Thieves directed by De Sica. After giving the story of the films, I will try to explain their technical features and their similarities. A Birth of a Nation by D. W. Griffith Griffith can be seen as the first 'modern' director, his greatest achievements being the historical epics The Birth Of A Nation. When it was released, it was one of the longest films ever made, over three hours in length. The prologue depicts the introduction of slavery to America in the seventeenth century and the beginnings of the abolitionist movement. The maj ...
    Related: bicycle, thieves, civil rights, ku klux klan, sequence
  • Anthropology - 1,269 words
    Anthropology Transcending the Barriers "My primary interest is to explain something out there that impinges me, and I would sell my soul to the devil if I thought it would help." Eric Wolf, 1987. Eric Wolf's interest into the realm of anthropology emerged upon recognition of the theorist- imposed boundaries, encompassing both theories and subjects, which current and past anthropological scholars had constructed. These boundaries, Wolf believed, were a result of theorist tending to societies and cultures as fixed entitiesstatic, bounded and autonomous, rather then describing and interpreting societies within a state of constant change, ceaselessly vulnerable to external influence, and always ...
    Related: anthropology, karl marx, los angeles, paying attention, rigid
  • Archimedes Of Syracuse - 362 words
    Archimedes Of Syracuse Archimedes of Syracuse (ca. 287-ca. 212 BC) Greek mathematician who flourished in Sicily. He is generally considered to be the greatest mathematician of ancient times. Most of the facts about his life come from a biography about the Roman soldier Marcellus written by the Roman biographer Plutarch. Archimedes performed numerous geometric proofs using the rigid geometric formalism outlined by Euclid (Greek geometer who wrote the Elements, the world's most definitive text on geometry.), excelling especially at computing areas and volumes using the METHOD OF EXHAUSTION(a integral-like limiting process to compute the area and volume of 2-D lamina and 3-D solids.). 2-D Lamin ...
    Related: archimedes, syracuse, ancient times, correct answer, displaced
  • Art Of Living By Thoreau Walden - 1,858 words
    Art Of Living By Thoreau Walden Thoreaus Art of Living In Thoreaus Walden, he explores the art of living by presenting a dichotomy of sojourning in nature. The life of participating with nature considers living simply and wisely while cooperating with both its lowest and highest elements. Thoreau calls for a change in life by changing the conventional ideas of standard societal views and its participation with the torpor of the material mass. Throughout Walden, Thoreau delves into his surroundings, the very specifics of nature while trying to live the ideal life. Perhaps the main theme and overbearing concept that Thoreau wishes to convey to the reader both in the conclusion and throughout W ...
    Related: thoreau, walden, active life, main theme, rituals
  • Ben Franklin - 1,336 words
    Ben Franklin Ben Franklin was a man of many ideas. He was able to come up with hundreds of inventions which played big roles at that time and for the future. He greatly affected the lives of many people around the world at that time period and at this time period with the things that he had invented. One of Ben Franklins greatest inventions was the Franklin stove. He took the model of the old stove and made it even better and more energy sufficient. The people of Philadelphia wanted the Franklin stove for two main reasons. The first reason is it gave off two times more heat than the old wood burning stoves. The second reason is it used one half the energy required for the old wood burning st ...
    Related: benjamin franklin, franklin, franklin stove, american heritage, viking press
  • Biblical References Of The Matrix - 1,451 words
    Biblical References Of The Matrix In their film, The Matrix, Andy and Larry Wachowski have included many literary allusions and symbols to enhance the appeal of this groundbreaking science fiction film. As incredible as the special effects and cinematography are in this film, the Wachowski brothers have significantly bolstered the appeal of The Matrix by an elaborately constructed story spanning time and reality. These allusions and symbols include references from infamous writers such as Lewis Carol, Jung, John Bunyan and Descartes. However, the most meaningful and abundant references come from The Holy Bible.1 When the trailer for this film was first introduced to the public, many expected ...
    Related: biblical, matrix, point of view, human body, humanity
  • Biblical References Of The Matrix - 1,485 words
    ... is not the one. She says that maybe he will be in his next life. This causes Neo to be more willing to risk his life to save Morpheus life. Neo is eventually killed and then resurrected to become the one. Hence, the Oracles prophecy was correct. This is very similar to what the Interpreter tells Christian. In this meeting Christian learns all that he needs to know to successfully continue on his journey.15 Another biblical reference of The Matrix is that of the rebel ship, the Nebuchadnezzar.16 In The Holy Bible, Nebuchadnezzar was a Babylonian king that destroyed Jerusalem.17 This is not one of the strongest biblical references of the film because Nebuchadnezzar destroyed the holy city ...
    Related: biblical, matrix, holy bible, first person, bible
  • Business Strive For High Production At Low Cost This Would Result In The Highest Profit For A Company To Many Businesses, Thi - 1,669 words
    Business strive for high production at low cost. This would result in the highest profit for a company. To many businesses, this is only a mirage. This is because the 'low cost' of the business usually results in a 'high cost' for the employees. This high cost is lower quality workplace items, lower salaries, less benefits, etc. These costs create an upset workplace environment. Companies understand that the more efficient their workers are, the more productive their business will become. Although this will take lots of money at first, the result will be extreme success. There exist many different things in the workplace that add to stress and injuries. They range from lifting heavy boxes to ...
    Related: high cost, profit, strive, carpal tunnel syndrome, probable cause
  • Challenger - 2,357 words
    ... ere scrutinized. "Mr. OConnor - who flew on the shuttle Atlantis three months before Challenger was destroyed - said his next mission wasnt until 1991." (Price, p1) But there more to the effects than the investigations; there were also many emotional issues that had to be faced. "For the Challenger mission, Robert B. Sieck was Director of shuttle operations at Floridas Kennedy Space Center - a position he still holds. He is also 57, balding and soft spoken. On the wall of his second floor office is a formal portrait of the Challenger Crew, autographed by the seven members. ! There is also a quote from Teddy Roosevelt that he hung after the explosion. It says " the credit belongs to the m ...
    Related: challenger, shuttle challenger, space shuttle, modern physics, stars
  • Contact Lens Complications - 1,337 words
    Contact Lens Complications Introduction The last 20 years has seen a tremendous increase in the use of contact lenses. Despite the recent trend towards fashionable eyewear and the advances in refractive surgeries, there are still approximately 1 million Australians who are currently wearing contact lenses. This is partly because of the variety of lens materials, replacement schedules, specialty designs, and convenient contact lens care systems available today. While there are many benefits of contact lenses, both cosmetic and therapeutic, contact lens wear is not without risk of complications. Ocular complications of contact lenses include iatrogenic (inappropriate fit, prescription or weari ...
    Related: lens, potential problems, good idea, segment, remove
  • Contact Lens Complications - 1,350 words
    ... bility of an allergy developing to the lens material, deposits on the lens, or to solutions used with the lens. The conjunctiva is a thin membrane that lines the white surface of the eye and the inside of the eyelids. Soft lenses usually extend somewhat onto the conjunctiva outside of the cornea. The inside of the eyelids is also in contact with lenses especially during blinking. The conjunctiva contains cells that can rapidly respond to allergens, leading to redness, itching, tearing or discharge, and a general inability to wear a contact lens. A common source of allergy is a preservative found in the contact lens solutions. Thimerasol was used frequently as a preservative in the past, ...
    Related: lens, problems associated, more prone, pollen, extend
  • Copyright And Patent Fraud - 1,429 words
    ... became involved in this lawsuit with a motorcycle parts and repair shop called the Hog Farm in San Jose, California, in 1991. The Hog Farm owners argued that a hog referred to any large motorcycle. In this case, Harley-Davidson filed for a trademark of the nickname hog, and was able to win the case. (Fritz 30) An article in the Los Angeles Times reports that on July 5th, 1995, Federal agents raided a stuffy yellow warehouse in downtown Los Angeles, where twelve men were cheating the Chanel Clothing Company of large profits. These few men make money by copying Chanel's crossed C logo and selling the fake product with a 500-per cent markup. (Simon A1) Most counterfeiting products tend to ...
    Related: copyright, copyright infringement, fraud, patent, patent laws, patent office, united states patent
  • Crocodile Physics - 392 words
    Crocodile Physics Crocodile Physics Crocodile Physics is like a well-stocked physics lab where you can experiment to your hearts content. Covering many syllabus topics, here is the hardware flattened for the small screen. There are masses, trolleys, lenses and electronic components to assemble, experiment and take measurements with. You can swing pendulums, change gravity, change angle of ramps to learn about forces. Excellent are the optics tools which let you split light into its colours with a prism and see how fibre optics transmit light. A section on eye defects, where you increase the focal length of a spectacle lens and see what that does to the light rays will make an awesome teachin ...
    Related: crocodile, physics, school subject, high school, component
  • Digital Cameras - 353 words
    Digital Cameras Digital cameras allow computer users to take pictures and store the photographed images digitally instead of on traditional film. With some digital cameras, a user downloads the stored pictures from the digital camera to a computer using special software included with the camera. With others, the camera stores the pictures directly on a floppy disk or on a PC Card. A user then copies the pictures to a computer by inserting the floppy disk into a disk drive or a PC Card into a PC Card slot (Chambers and Norton 134). Once stored on a computer, the pictures can be edited with photo-editing software, printed, faxed, sent via electronic mail, included in another document, or poste ...
    Related: digital, digital camera, small business, electronic mail, document
  • Domestic Violence - 1,601 words
    Domestic Violence For my psychology paper I chose to do Service Learning. I volunteered 20 hours at the Benton County Women's Shelter. I enjoyed the time that I served there. They really made me feel needed and welcome. I decided, however, that I would not be capable of a career in this field. Just in the small amount of time that I volunteered there my heart wrenched for the girls there. I felt helpless to do more for them. And yes, I even felt sorry for them. That is not to say that I am not going to continuing volunteering. I have arranged with the organization to volunteer two Saturday's a month. Perhaps it is me that is weak. I suppose to some degree we are all weak. But the women I enc ...
    Related: domestic abuse, domestic violence, family violence, violence, social learning
  • Egyptmexican Pyramids - 1,097 words
    ... s three miles southwest of Cairo. The largest pyramid, 481 feet high and 786 feet along east side of base, was built for Khufu, who reigned between 2900 and 2877 B.C. The pyramid of Khafre, who reigned about 2859 B.C. is slightly smaller, but it is on a higher ground so that the apex is higher. The smallest pyramid (yet not small at all) was built by Menkure about 2800 B.C. (Casson 5). One of the most famous sites of Mayan culture is Tikal in Guatemala. Numerous buildings stayed almost intact at the Great Plaza: the Temple of the Giant Jaguar (700 A.D.), the Temple of the Masks (699 A.D), and the North Acropolis. At the heart of the Temple of the Giant jaguar is the tomb of high priest. ...
    Related: egyptian pyramids, pyramids, ancient maya, mayan culture, lenses
  • English Patient - 1,057 words
    English Patient The English Patient, directed by Anthony Minghella, is a romantic, melodramatic film which defines the art of cinematography. The internal and external rhythms, lighting, camera angles, lenses, music, dialogue, and editing are displayed in a way which conveys the meanings and themes to the viewer in such a clear and efficient manner. Due to this fine exhibition, it is of the belief that film schools should use this piece of artwork as a guide to students who wish to learn what cinematography actually is. So poetically did this phenomenal cast tell the story based on Michael Ondaatje's novel, that after each viewing , a greater love, understanding, respect and admiration arose ...
    Related: english patient, patient, maria remarque, doctor who, obsessed
  • Eyewitnesses Reliability - 785 words
    Eyewitnesses Reliability Studies say that even though 50% of eyewitness testimonies are wrong, the information given to the jury by a confident eyewitness beats the reliable facts of fingerprints and DNA. Researchers have studied the affects of eyewitness testimony and it is said that incorrect eyewitness identifications account for more convictions of innocent people than any other causes combined. Two studies have shown that after being questioned for a crime, positive feedback by police enforcers or other investigators made the eyewitness more confident, even if there answer was wrong. Unfortunately, how confident people are about making identifications doesn't necessarily reflect how acc ...
    Related: reliability, first person, external factors, dna testing, witnesses
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