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New Camera Settings

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Pillar of the Community
aladinslamp's Avatar
United States
3076 Posts
 Posted 07/23/2011  02:48 am Show Profile   Bookmark this topic Add aladinslamp to your friends list Get a Link to this Message Number of Subscribers
As a very casual photer, I had requested advice from the forum and other friend on what worked for them and what are the key ingredients to getting good pictures with out spending the huge amount of dollars and not having a camera with so many adjustable settings you can't figure it out any way...
Thanks to Super Dave, Russ and Messy desk, John B. they gave me the basic info of the must know settings most cameras have and what they do, or I should say how it effects the coins picture final out come.. it should be noted that copper and silver coins have different reflectivity so the lighting...OH did I say lighting? lighting lighting and then lighting is one of the most important aspects...
Some general rules I found apply, the CLF weather 5000k or 6500K results depend on the camera, originally I started with 6500K and the light was so bright it didn't allow me to get any decent photo's until I learned the camera's functions and if they could take advantage of it...I dropped to 5000k mid daylight, and blocked off all other lighting (window and computer monitor ect) which gave me a fixed lighting source to play and improve or adjust upon...I used only one coin in all attempts so I could see any changes...However the changes one will see is what the camera tells you it sees...my meaning is the F (f2, 2.8 4.0 and with some cameras f16)number and the shutter speed or 1/40 vs 1/400 to 1/1500 frame rates, what you actually get depends on the camera and the settings so in general you want at least 1/250 or higher...
the second thing is the ISO you can choose with the camera.. will ultamately determine the best frame rates you night get with the settings you have available.. My camera has the abillity to got to ISO 3200 with frame rates of 1/1500 yet I could not capture the coin...it must be noted the coin is a different monster than a fly as it can reflect the light back at you so it FUBAR's your results..Some advice recomemded as I was having some luck with ISO 200 to drop to ISO 100, and experiment with the light settings which were "spot" "centered metering" and evaluate which took some time to figure out how to use this setting with my camera, it was easier on my older camera...
The next issue is the Macro setting.. at first I set it to macro and just focus but I had no real results. it seams most new cameras Macro settings are also effected by the other options you choose instead of just chosing macro and go from there...its a hit or miss but with pen in hand you can plot your changes and see what the differences if any will imply...
The initial problems when I started were, detail of the coin, the coins true colors VS what it thinks it looks like
field of focus which means most of the coin looked good but not the whole coin..all of these things are due to the settings which you have to work and experiment with to find out a working platform so you only have small adjustments to take after these main points aquire regular results you can count on and dial in from there for your specific coin type..These shots are from very simiarl settings yet small adjustments to try and fine tune for silver dollars, although I don't find them mouth watering as the DSLR cameras can be I think I am happy with the results and will work on improving them...the are taken from a tripod, at about 6 inches from the coin, lights within 10 inches left and right...

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All in all I think the overall detail of the whole coin and the color have been captured...I welcome your comments
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SsuperDdave's Avatar
United States
23522 Posts
 Posted 07/23/2011  3:01 pm  Show Profile   Bookmark this reply Add SsuperDdave to your friends list Get a Link to this Reply
These are some very nice results.

The problem you are facing is the limited adjustability of your camera. With any camera shooting coins, a faster exposure is always better. A lower ISO is always better. The best f-stop for your particular lens is always best. Your camera does not allow you to force all of those parameters, so you're pretty much getting what it feels like giving you.

With a camera like yours, chances are it is the Macro setting itself which forces the camera to make changes, rather than vice versa. I would expect it to force the camera to use a smaller (numerically larger) aperture, which is something you want.

One note: the lighting numbers you're discussing (500k, 6500k) are color temperature, and have nothing to do with "brightness." That's a function of wattage, not color. a 60w 6500k light is precisely as bright as a 60w 500k light, to the camera. If your 500k light is "darker" than the 6500k, it's only because its' wattage is less.
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aladinslamp's Avatar
United States
3076 Posts
 Posted 07/24/2011  03:04 am  Show Profile   Bookmark this reply Add aladinslamp to your friends list Get a Link to this Reply
Super Dave, you have it to a "T" this camera can take some goregoeus photo's but its but its a crap shoot. As the camera can not be "LOCKED IN" for repitious shootings unless you happen onto the right settings at the "moment" and shoot the next 100 shots with out turning the camera off...
Because they settings change due to the cameras "ENGINE" or internal computer..im all other cases this would not be a propblem but to to doing macro on coins its a major problem... With this post and ALL of your comments and others I have learned some of the CRUCIAL points in taking MACRO coin shots..
I still have the old Canon 1994 power shot Pro 1. where I introduced these same functions..and Idea presented here on the forum and was able with very close lighting attained
f/ stop of 4 with 1/1600 frame rates...
the 100% detail I am looking for is a combination of correct BRIGHT light and where they are placed, Focus length LOW f stop and high frame rates....LOW ISO or 100

most of are using the cheaper 8, 10,12 MP camera's hopeing to get true MACRO results.. I'm many examples as I have found there are very good results, yet imbalances occur..
It's not the Mega Pixles of the camera, it is the cameras abbillitiy .. its engine...that thinks(its internal computer) it knows what your shooting...in 99% of the case it's correct.. but for coins...it takes time time to get the right shot. unless you need to spend 700 plus
we are trying to do this on a shoe string yet many a good picture has been done on the shoe string..OUCH it takes time to get a good pic...I'm going to return this camera.
which I have never have done do to the fact that each time you turn it on the settings are different so are the results .. even though I am writing then down...
it is a nice camera, but not what I need...most would love this canon EPLH 100
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