PRINZFLEX AUTO 3X TELECONVERTER LENS (PENTAX P/K) This Pentax P/K mount Prinzflex Auto 3X Converter (aka 'Multiplier', 'Extender' or 'Rear Converter') is mounted between the lens and the camera body and will increase the effective focal length of your lens by a factor of 3X (i.e. a 50mm f/1.4 will become a 150mm f/4, a 300mm f/4 becomes a 900mm f/11 and so on). Please note: 'AUTO' means auto diaphragm - not auto focus. CONDITION OF LENS The optics are in unmarked condition. It is without any fungus, hazing or separation. It is in excellent cosmetic condition. Please view the gallery images for full confirmation of cosmetic condition. It is supplied with front and rear lens caps. PENTAX DIGITAL COMPATIBILITY Pentax *ist D, *ist DS/DS2, *ist DL/DL2, K10D, K20D, K100D/K110D, K200D, K-m, K-x, K-r, K-7, K-50, K-500, K-5, K-5 II, K-5 IIs, K-30, K-3, K-3 II, K-1, K-1 II, KP, K-01, K-S1, K-S2 and Samsung GX. Manual exposure mode and manual focus. For compatibility with Pentax 35mm film SLRs please see below. 35mm FILM COMPATIBILITY Compatible for use in manual focus and (M)anual exposure mode with the Pentax K1000, KM, KX, K2, K2 DMD, ME, MX, ME Super, ME-F, MG, MV, MV1, LX; Super A (Super Program), Program A (Program Plus), P30/P3, P30N/P3N, P50/P5, A3/A3000, SFX/SF1, SFXn/SF1n, SF7/SF10, Z-1 (PZ-1), Z-1p, Z-20, Z-50, MZ-S, MZ-3, MZ-5/ZX-5, MZ-5n/ZX-5n, MZ-6/ZX-L, MZ-10/ZX-10 and MZ-7/ZX-7. Not compatible with the MZ-30/ZX-30, MZ-50/ZX-50, MZ-60/ZX-60 and *ist 35mm film SLRs. I endeavour to describe all items accurately. The image(s) shown above is of the actual item for sale and can genuinely be used as confirmation of the item's cosmetic condition. If you have any questions then please feel free to email me and I will answer as soon as possible. In the unlikely event that a buyer believes an item has not been described accurately, then please contact me within 7 days of the item arriving for return and refund (buyer to pay own return postage costs). Please only bid if you wish to buy! Many thanks for taking the time to look at my item.