problems with (Pentax) Optio 750Z

2006-09-16 Thread marco ferrari
Dear all, when I had to buy a compact digital camera, I looked at the cameras in the range of 7 megapixels like Olympus C7000, Canon G6 and S70 and of course -since I am a Pentaxist (MX, MZ-5n and various K lenses)- the Pentax Optio 750Z. I decided to go for the Pentax only because I was

Program lines only on *ist D?

2006-09-09 Thread marco ferrari
Hi all, I was looking at the features of the Pentax DSRL and I have noticed that only *ist D has the useful program lines setting in P-mode, which allow you to choose between MTF priority, hi-speed, and depth of field. Is it right? Why this nice feature is not present in later cameras? I hope

Re: Are most lenses optimised for short distance focusing?

2005-09-07 Thread marco ferrari
On Sep 6, 2005, at 9:28 AM, Marco Ferrari wrote: I found the FA 28-105/3.2-4.5 AL IF a very nice lens. At the 105mm end, wide open, I shot very nice portraits, with a very nice bokeh (in my opinion), only a bit soft. But when I try to shot landscapes a 105mm, even at F8, I find

Teleconverter F 1.7x AF: any comment?

2005-09-07 Thread Marco Ferrari
Dear all, have you ever used this Teleconverter? Have you some comments? I shot slide films, and I'm interested in converting a mirror lens and the SMC-A 50/1.4 (both manual focus) in a long telephoto and a 85/2.38 autofocus lenses. Thanks, marco

RE: Are most lenses optimised for short distance focusing?

2005-09-06 Thread Marco Ferrari
In my experience, it is not uncommon that lenses perform better at close distances than at infinity. Of course, when focusing at infinity you have to consider that haze, smog, etc. will lower the resolution performance of any lens... however, even leaving aside macro and close-ups, I've got the

film advance problem on MZ-5n

2005-08-25 Thread marco ferrari
Hi all, I'm new to the PDML. I'm experiencing an annoying problem on my MZ-5n. Sometime, but mainly with CR2 battery with about 10 rolls life, the film does not advance correctly resulting in a partial double exposures of some frames. This problem occurs at mid roll, for 1 or 2 shots, it