How does the introduction of my essay sound?

I know my thesis needs work, please give me any kind of critique on my essay. It is a persuasive essay, and i know many will have your own opinions on the topic, this is my opinion.

Videographers are often searching for better equipment to improve their techniques, but are usually on a budget. One of the most important, yet expensive equipment that is necessary for a videographer is their video camera. There are copious types of professional cameras to choose from; however the highest quality cameras are usually very expensive, ranging from $1,000 to $100,000. Fortunately there are quite a few good quality cameras that are available for a decent price. There are some well known brands that offer great cameras for affordable prices. For example, Nikon is a multinational corporation that specializes in professional imaging products whose prices can range from an expensive $3,000 to a reasonable $200. Nikon is known for their professional high quality cameras and is a very popular brand with amateur videographers. Nikon has some of the best affordable cameras you can buy, including the Nikon D3100. The Nikon D3100 is simple to use and light in weight so it is not so strenuous to carry around and captures fantastic HD footage. The Nikon D3100 is one of the best cameras for non professionals and is available for a reasonable price. The Nikon D3100 is the best affordable video camera for amateur videographers.

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