There is a website called the Projector Lamp Center that carries a good selection of varied bulbs for projectors. It appears they carry bulbs for most model. The website is: www.projectorlampcenter.com
There are a number of retailers that carry replacement bulbs for projector lamps. Some of the best options include Projector Lamp Source, Best Buy, Future Shop and OfficeMax.
One can buy a used overhead projector from eBay where there are many listed for sales in various conditions. They can also be purchased second hand from Amazon Marketplace.
One can buy a replacement lamp for a Panasonic projector from websites like Projector Central, Amazon, eBay, My Shopping, Staples, Top Bulb and Focused Technology.
It will run anywhere from 60-100 dollars to get a bulb replaced in your projector.
Epson projector bulbs can most easily be purchased directly from Epson via their online website. Other places where Epson projector bulbs may be found are in retail stores that sell electronic and office supplies.
A replacement projector lamp can be bought in-store at Best Buy or OfficeMax. One could also purchase them online at either of those stores or at Projector Central.
You should be able to procure these bulbs online. There are many websites that sell replacement bulbs.
The Sony XL2100U is a replacement projector lamp. It can be purchased online at websites like Amazon, eBay, Best Buy, Lampedia, and Projector Lamps America.
Yes, you can buy used overhead projectors online. Use a comparative shopping search engine like Google Shopping to look up used overhead projectors. Yes there are some good deals that are ending soon on Ebay for aused overhead projectors. You can also find a nice refurbished projector at www.geeks.com.
EBAY.COM..That's where I got all my LED LIGHT from...
Yes. You can buy a laptop with a built in projector. A company called ASUS has released it. On top of the bezel it has a pico-projector.