In response to many requests for info and availability of the Melles Griot 31.5 MM objective Achromat, 80 MM focal length I have them available in large quantity. These are brand new, color corrected len's at $3 (postpaid) for a pair of Achromats is correct. (not One as previously sent but Two each). Chuck Houghton WB6IGP, 6345 Badger Lake Ave San Diego Calif 92119