360 add on lens adaptor can it be bought seperate any help please

[davross36]

have got a bloggie mhs-ts 10/s ( from america sony shop ) which does not come with the 360 add on lens adaptor have now seen that sony mhs-ts 20ks does come with a 360 add on lens adaptor. would like to get this attachment and did wonder if any one could help me. many thanks in advance