RE: APO Lenses (was Re: Layers, Sharp Focus, and New-FangledColor Film)

Gittings -Original Message- From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED]]On Behalf Of Rob Brigham Sent: Thursday, November 22, 2001 6:39 AM To: [EMAIL PROTECTED] Subject: RE: APO Lenses (was Re: Layers, Sharp Focus, and New-FangledColor Film) I think you are confusing

Re: APO Lenses (was Re: Layers, Sharp Focus, and New-FangledColor Film)

Lon wrote: Maybe not. As I understand it, APO elements, like any other element, may be a) plastic, b) molded glass, or c) ground glass, with cost escalating from a (cheapest) to c (pricey). No, you're confusing apochromatic with aspherics, which are made in the types you ennumerate above.

Vs: APO Lenses (was Re: Layers, Sharp Focus, and New-FangledColor Film)

Lenses (was Re: Layers, Sharp Focus, and New-FangledColor Film) snip So, I'd bet that my 70-300 Sigma APO Macro, for example, uses solution A. -Lon - This message is from the Pentax-Discuss Mail List. To unsubscribe, go to http://www.pdml.net and follow the directions. Don't forget to visit

Vs: APO Lenses (was Re: Layers, Sharp Focus, and New-FangledColor Film)

. All the best! Raimo Personal photography homepage at http://personal.inet.fi/private/raimo.korhonen -Alkuperäinen viesti- Lähettäjä: Rob Brigham [EMAIL PROTECTED] Vastaanottaja: [EMAIL PROTECTED] [EMAIL PROTECTED] Päivä: 22. marraskuuta 2001 12:54 Aihe: RE: APO Lenses (was Re: Layers, Sharp