Re: Tele-converter question
Thanks, PJ -p On 4/16/2016 9:06 PM, P.J. Alling wrote: The major restriction is if you have the L version, it's front element protrudes into body of the lens, which will keep it from being mounted on some lenses. The S version doesn't have that problem. but the L version probably gives better results with lenses it's designed for. I wouldn't hesitate to use an S version with any third party lens to check for image quality. On 4/16/2016 7:48 PM, Paul wrote: Recent LBA forced me to buy a Pentax rear converter - the 1.4 version. The Pentax compatibility chart is pretty specific about not using it with some Pentax lenses. Does anyone have any experience using it with any third-party lenses - Tamron, Vivitar, etc? Or is this a use with Pentax only lens? -p -- Being old doesn't seem so old now that I'm old. -- PDML Pentax-Discuss Mail List PDML@pdml.net http://pdml.net/mailman/listinfo/pdml_pdml.net to UNSUBSCRIBE from the PDML, please visit the link directly above and follow the directions.
Re: Tele-converter question
The major restriction is if you have the L version, it's front element protrudes into body of the lens, which will keep it from being mounted on some lenses. The S version doesn't have that problem. but the L version probably gives better results with lenses it's designed for. I wouldn't hesitate to use an S version with any third party lens to check for image quality. On 4/16/2016 7:48 PM, Paul wrote: Recent LBA forced me to buy a Pentax rear converter - the 1.4 version. The Pentax compatibility chart is pretty specific about not using it with some Pentax lenses. Does anyone have any experience using it with any third-party lenses - Tamron, Vivitar, etc? Or is this a use with Pentax only lens? -p -- I don't want to achieve immortality through my work; I want to achieve immortality through not dying. -- Woody Allen -- PDML Pentax-Discuss Mail List PDML@pdml.net http://pdml.net/mailman/listinfo/pdml_pdml.net to UNSUBSCRIBE from the PDML, please visit the link directly above and follow the directions.
Tele-converter question
Recent LBA forced me to buy a Pentax rear converter - the 1.4 version. The Pentax compatibility chart is pretty specific about not using it with some Pentax lenses. Does anyone have any experience using it with any third-party lenses - Tamron, Vivitar, etc? Or is this a use with Pentax only lens? -p -- Being old doesn't seem so old now that I'm old. -- PDML Pentax-Discuss Mail List PDML@pdml.net http://pdml.net/mailman/listinfo/pdml_pdml.net to UNSUBSCRIBE from the PDML, please visit the link directly above and follow the directions.