Anyone bought from this ebayer? t-dimension3

[Tina--Louise]

Prices look good, maybe too good?? However, feedback is good. Anywhere else more trustworthy I can get these items from at around the same price?

Sigma 105mm f/2.8 Macro EX Lens Canon/Nikon £278

http://cgi.ebay.co.uk/ws/eBayISAPI.dll?ViewItem&item=120511927150&ssPageName=STRK:MEWAX:IT

Sigma 50mm f2.8 EX DG Macro+uv+8YrsWty £207

http://cgi.ebay.co.uk/ws/eBayISAPI.dll?ViewItem&item=200421732575&ssPageName=STRK:MEWAX:IT

Sigma 50mm 50 f/1.4 EX DG Canon/Nikon £297

http://cgi.ebay.co.uk/ws/eBayISAPI.dll?ViewItem&item=110475403897&ssPageName=STRK:MEWAX:IT

Tina