RE: Pentax Full Frame Review (August 1981)

2016-03-27 Thread John Coyle
and decided that either my turntable or my maths ability were crap! John in Brisbane -Original Message- From: PDML [mailto:pdml-boun...@pdml.net] On Behalf Of steve harley Sent: Friday, 25 March 2016 01:04 To: Pentax-Discuss Mail List <pdml@pdml.net> Subject: Re: Pentax Full Frame Review (

Re: Pentax Full Frame Review (August 1981)

2016-03-24 Thread Godfrey DiGiorgi
I have a focal-plane shutter tester app that uses the sound of the shutter curtains to determine when the first and second curtains land, using that plus the size of the format to calculate effective exposure time. It seems pretty accurate. I haven't used it in some time, I wonder if it runs

Re: Pentax Full Frame Review (August 1981)

2016-03-24 Thread steve harley
On 2016-03-23 20:38 , Igor PDML-StR wrote: It got me thinking: how much of the shutter accuracy measurements matter now? I.e., how accurate the shutter speed of the modern DSLRs is? I haven't seen those tests done for any of the digital cameras. I suspect that DSLRs would not be as easy to

Re: Pentax Full Frame Review (August 1981)

2016-03-24 Thread Paul Stenquist
I compare exposure differentiation from one shutter speed to the next. That doesn't quantify it, but it does ensure a workable camer. Paul via phone > On Mar 24, 2016, at 11:04 AM, steve harley wrote: > >> On 2016-03-23 20:38 , Igor PDML-StR wrote: >> It got me thinking:

Re: Pentax Full Frame Review (August 1981)

2016-03-23 Thread Igor PDML-StR
Mark: I doubt I would be in use 35 years from now. :-) Darren: Thanks for posting, - it was fun to read. It got me thinking: how much of the shutter accuracy measurements matter now? I.e., how accurate the shutter speed of the modern DSLRs is? I haven't seen those tests done for any of the

RE: Pentax Full Frame Review (August 1981)

2016-03-22 Thread Malcolm Smith
Darren Addy wrote: > A little trip down memory lane? > https://goo.gl/fsXjRi > or > https://books.google.com/books?id=vN2DsQuik3oC=PA101=%22Lab%20Rep > ort%22+%22Popular+Photography%22=en=X=0ahUKEwj6seD3wdLLAhWBto > MKHTpCAoQQ6AEIOzAB#v=onepage=%22Lab%20Report%22%20%22Popular%20Photog >

Re: Pentax Full Frame Review (August 1981)

2016-03-21 Thread Mark C
Took my LX with me last week and shot a few rolls - a most worthy camera! I doubt that many of my DSLR's will still be in use 35 years from now. On 3/21/2016 4:13 PM, Darren Addy wrote: A little trip down memory lane? https://goo.gl/fsXjRi or