No experience, but the reviews are positive on one that is VERY reasonable on price: Huey Pro.
http://www.google.com/products/catalog?q=Huey+Pro&oe=utf-8&rls=org.mozilla:en-US:official&client=firefox-a&um=1&ie=UTF-8&tbm=shop&cid=3001592643111293849&sa=X&ei=m947Tt2tNIW80AGsgpn2Aw&ved=0CDcQ8wIwAQ and http://www.amazon.com/Pantone-MEU113-huey-Pro/dp/B000OFC1YY Never quite understand these products that some people just love and some people just hate. It sounds like the Huey Pro allows you to compensate for ambient light also. Darren Addy Kearney, Nebraska -- PDML Pentax-Discuss Mail List [email protected] http://pdml.net/mailman/listinfo/pdml_pdml.net to UNSUBSCRIBE from the PDML, please visit the link directly above and follow the directions.

