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Light Quality and temperature in nature macros


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The variations in light quality and kelvin rating in nature macros is

the bugbear of my existance. The light falling on such small subjects

varies from full sun with blue skies,to cloudy overcast. The overhead

shade turns the shadows blue and to add to the complexity the

transmitted light through the canopy, varying from strong blue under

conifers,to light green under desciduous trees but sometimes when the

leaves have turned to yellow or red ,a much warmer effect. One can go

with the natural effect,and hope for corrections in PS,use CC filters

an expensive proposition,or use combinations of electronic light and

reflectors to modify colour temperature.I would be interested to know

just how you deal with this problem.

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Nature photography generally implies the use of natural light. Why not use the light provided by Mother Nature, and use the color temperature to your advantage to create a mood? Like the saying goes, "When life gives you lemons..."

 

If you must have control over the light, I think the flash/reflector combination would be easiest and most effective.

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Nature photography generally implies the use of natural light. Why not use the light provided by Mother Nature, and use the color temperature to your advantage to create a mood? Like the saying goes, "When life gives you lemons..."

 

If you must have control over the light, I think the flash/reflector combination would be easiest and most effective.

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The easy answer is the 81 series filters for working in blue(ish) light and 82 series

filters for working in red (ish) light. If you are in a green forest, use magenta (cc)

filters.

 

But WHICH of the filters should I use, and WHEN should I use them?

 

Well without a color meter, I would recommend you use ALL of them and bracket,

since somewhere in there is a result you are 90% to like.

 

If you would prefer to shoot one or two pictures and get good color, alas you will

have to pop $900 US for a color meter. Then you can hold your filters in front of the

flat diffusion dome to determine the exact color of light your film will be seeing

through said filter.

 

Color meters are very important- even for color neg I'm discovering. You can try to

fix errors in darkroom printing or photo shop. but this usually results in color casts/

crossover in shadow and highlight areas.

 

Besides, don't YOU want to have those freakin incredible chromes that pro landscape

and nature photographers show off?

 

Sometimes I sit with my color meter outside in a local park and just watch it change.

It changes quite a bit- there are often imperceptible changes I can't see with my eye

that register strongly on my meter. And when a cloud comes by, or sun breaks

through the clouds, the readings become quite a rollercoaster ride. These are the

conditions we all shoot in.

 

By the way, I have just recently measured many of my filters to determine their true

color filtration values. I have tested Tiffen, Calumet, Kodak, Hoya and B+W. They

really are all very different! Different enough to show up on film for sure.

 

Try to look for a used color flash meter on ebay. You just won't find them very often,

owners who know how to use them won't part company with them easily. They are

really essential tools for consistency.

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Hi Lawrence,

 

Being a rather experienced nature photographer myself I think I

could be of some help to you. When I have no problems with

carrying gear (I have a bicycle trailer that can be pulled by hand

as well, very handy!) I use a full set of color compensating and

color balancing filters in conjunction with a color temperature

meter. I have done many tests with the films I use and have

decided what color balance is best for each film. I have

programmed my meter to that.

 

However, many times I am not able to carry all this stuff. In that

case I always carry 3 filters with me: 81A, 81B and a polarizer.

With some training it is very well possible to choose the right

filter and/or filter combination. In 95% of all natural

circumstances this filter set will do. Just look through your filters

and choose the one you like best with your eye. The color meter

only comes in when you have the money to spend on it.

 

A reflection screen is a further must for macro work. Choose one

with a gold and silver side.

 

Erik

www.scanhancer.com

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