TSN-ARxx Adapter ring should be selected according to the camera filter diameter. (11 sizes)
TSN-AR42T SLR camera adapter ring. Complette it with T2-ring for you camera brand.
TSN-CR3 Should be used when mounting the photoadapters TSN-VA2B or TSN-PZ on TSN-600/660 series.
TSN-LS2 Extension ring when using TE-9Z zoom 20-60x on TSN-600/660/82SV. Gives the possible to changes the magnification while digiscoping still are in progress.