pschlute

Joined: 31st May 2006

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pschlute
Pentaxophile wrote:
so you might end up with a better item than if you bought a fungus-free lens.
You might indeed. Or you might find that the screw heads inside have been burred. Taking on a lens that requires work is always a bit of a risk. I acquired a pentax-A 16mm 2.8 FE that had a tiny spot of fungus under the front element. A specialist (Alan Marlowe) was not able to get access to the rear of the element and despite his best efforts a little of the fungus remains. I did not pay much for the lens so don't feel I have lost anything, but price is key when considering a "project".

I tend to agree that the 85mm f2 is overpriced for it's condition. Why would the sellers not get the lens cleaned themselves and then price it at £200?

Comment by pschlute posted on Ffordes - Bargain grade 85mm f2 at 25/06/2018 - 11:42

pschlute
Another cracker of a picture Nigel. Must be costing you a fortune in ice cream bribes.

Comment by pschlute posted on Recent Shoot, Bit More Flashy at 25/06/2018 - 04:29

pschlute
Lee filters 150 system with the 15-30 adapter

Comment by pschlute posted on Graduated Filters on the Pentax DFA 15-30 at 24/06/2018 - 18:06

pschlute
bforbes wrote:
I can see the argument about file size varying in JPEG, when all the information gathered is processed and that thought not needed is discarded. But I can't see how it applies to a raw file, when I thought all the information is retained from sensors that don't know what the content is. Or are you saying the pixels talk to each other on the sensor eg. "your blue, I'm blue, I'll not bother recording"
Go and test it. Makes sense to me that if the sensor only records 10 colours versus 100 the file size is smalller

Comment by pschlute posted on Image Count at 24/06/2018 - 12:17

pschlute
bforbes wrote:
johnriley wrote:
If you were shooting JPEG images then the number on a card is indicated as an average expectation.
I should have said the camera was set for RAW DNG. I've checked the file size which ranges from 27.3MB to 35.5MB. I'd have thought they would all be the same. Thinking the senor should always capture the same amount of information, as it's not aware of the type of information it's receiving.
The file size can vary greatly depending on your scene. A large expanse of a single colour will result in a small file size. Mult coluors and multi toned images will be the opposite.

As John pointed out, the number of shots available that the camera displays is a conservative estimate and is not a reliable indicator of how many pictures you have taken (or indeed how many you can expect to take). It is a minimum estimate using an "average" file size.

Comment by pschlute posted on Image Count at 24/06/2018 - 11:37

pschlute
One thing I noticed immediately on moving from my k10 to the K1 was the increased sharpness of the images. With the K10 i was generally using an unsharp mask setting of 80/0.6/1. With the K1 I find I need 20-35/0.6/1 as a general setting.

Comment by pschlute posted on Which Pentax DSLR to upgrade to ? at 24/06/2018 - 11:31

pschlute
Time for a new camera i think.

Comment by pschlute posted on K50 won't switch to manual focus at 24/06/2018 - 09:03

pschlute
really like 4 and 6

Comment by pschlute posted on Monochrome Venice at 23/06/2018 - 11:00

pschlute
lovely pictures especially the rose

Comment by pschlute posted on Hidcote at 23/06/2018 - 10:59

pschlute
Very nice.

Comment by pschlute posted on Canberra at 19/06/2018 - 13:27

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