Optical Prism September 2012 | Page 35

Polishing Optics is All-Natural line of optical polishing pitch that is made from all-natural wood resin, rather than petroleum by-products, and can precisely match the optics being polished is available from Meller Optics, Inc. of Providence, Rhode Island. Gugolz Polishing Pitch from Meller is made from all-natural wood resin, instead of petroleum A byproducts, and comes in five grades from very-soft to very-hard with melting points from 52°C to 87°C. Allowing users to exactly match pitch hardness to the optics being polished, this pitch is ideal for blocking, lapping, and polishing virtually any optical substrate material. Eliminating the need for screening, filtering, or mixing additives, Gugolz Polishing Pitch is ready to use by simply slicing the amount required, melting, and pouring onto the lap. This all-natural pitch is totally consistent from batch-to-batch in terms of hardness and consistency. Available through Meller Optics, Inc., or www.melleroptics.com. advertiser index Bausch + Lomb COS Essilor Menicon Optic Plastic Optical Group Optical Prism—Web Optika Optiq Frames Rodenstock Spectacle Eyeworks Transitions Optical Viva Western Optical 17 7, 33 40 (OBC) 39 (IBC) 20 35 25 11 2 (IFC) 4 24 13, 36 19 5, 21 OPTICAL PRISM | SEPTEMBER 2012 35