You should buy the newest ones out it really helps
A lens wont help. You will need to buy a special camera for that.
If you want to buy a good quality camera lens in London I suggest you check out LCE London Camera Exchange.London Camera Exchange sells many different types of camera lens such as Sony, Tamron, and Pantax.
Replacement parts for camera's would be best looked for at maybe a camera store such as best buy if your camera is a newer model. Smaller mom and pop camera shops if the camera is a little older.
Amazon, eBay, and Best Buy are all great places to find camera lens accessories. The websites for Nikon and Canon also carry a wide selection of camera lens accessories.
One can buy a camera lens filter at the Best Buy website. They offer a variety of colors, shapes, and styles for different cameras and video recorders.
A Minolta camera lens can be bought from any camera store or alternatively online. There are several online shops that specialize in camera equipment that also offer great deals.
For basic photography you would do well with a basic zoom lens. Just a short zoom lens should handle most photographs for a casual photographer.
A Minolta lens can be purchased from Black's, Henry's, Vistek, Best Buy, Merkle Camera, Future Shop, The Source, Simon's Cameras, McBain Camera and Downtown Camera.
One can buy Tokina lens from Tokina, Amazon, Bythom, Ken Rockwell, The Digital Picture, Digitalic Camera Warehouse, Camera City, BH Photo Video and many more.
If you're purchasing the Canon EOS 5D Mark II digital SLR camera, you can buy it with or without a lens. The lens it is frequently sold with is the Canon EF 24-105mm lens. This is a versatile lens that will be all you need to handle most situations. If you can only afford one lens, this is the one to start with. The Canon 24-105mm lens zooms all the way from wide angle to 105mm, which will allow you to take pictures from twice as far away as a normal non-telephoto lens. For most people, this is the best lens to buy with your new Canon EOS 5D camera.
When purchasing a Nikon D80 camera, you should try to just purchase the body only. This will be the cheapest form of the camera you can get. After that, you can select to buy the lens that suit your needs. Lenses that are "included" with the cameras usually come with a price, and usually is not the best lens for your needs.
You can take it to a repair shop, but it is probably cheaper to buy a new camera.