For those of you that do macro photography, I am trying to improve my macro photography. I have the Z MC 105mm f/2.8 and the Z 100-400mm f/4.5-5.6. I am curious what settings (aperture and speed) that give you the best results.
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Great explanation Eric. Thank you!Hi Jerry - that's a good topic.
The lenses you mention are excellent for both macro and close ups. Macro is generally considered to be half of life size and more magnification. Close ups are normally 1/6 to 1/2 of life size. Your 105mm lens at minimum focus distance can give you 1:1 magnification - a 35mm wide subject fills a 35mm sensor. The 100-400 at 400mm and closest focus distance gives you around 0.25 magnification so a 140mm wide subject fills a 35mm sensor. These are rough terms - and we normally lump the two together.
Also consider Wide Angle close ups - photos of plants or animals with a wide angle lens to incorporate their environment or other aspects of the surrounding area. Wide angle lenses have amazing close up capability.
There are a couple of big differences between close up and macro photography compared to normal photos. Because of the high magnification, sharpness is important - especially the focal point of your subject and the near side of the subject. I the front of your subject is blurry or soft, it can be very noticeable. You also may want to use a tripod - especially with slower shutter speeds. Wind can be an issue and causing small amounts of motion that are hard to manage. Keep your shutter speed up or make sure you have no movement.
Because you are so close to your subject, depth of field is tiny. As a result, you may find yourself needing to use much higher apertures than normal. While you can't avoid the impact of a little lost resolution, depth of field can be more important. You can also stack multiple images - but that's not the only technique. High apertures may make it harder to maintain an adequate shutter speed, so you may need supplemental light like flash or reflectors.
This is a wide angle close up with a 14-30 lens. The photo was made from under the columbine blossoms to include the sky and trees.
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Photographing small subjects also places more importance on the background than some other photos. longer macro lenses and long focal lengths like the 100-400mm lens can produce give you the ability to pick your background - color, shadow, or even a manmade background.
The background here is the cover of a reflector.
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Finally - you need to think about the difference between photographing things and making artistic photos. Your photo does not need to represent the thing - and it can be better if the subject is unrecognizable. But you can also render things in exceptional detail.
This is a thistle seed covered with dew and caught in a spider web. The background is simply a shadow.
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Some of the best macro work I've seen comes from Mike Moats. he has a host of information - and a Macro Club that is worth supporting. Moats specializes in macro and close up photography - and uses gear everyone can afford. Also take a look at the work of Nikon ambassador Joey Terrill. He does amazing things with lighting and ordinary household items. Joey likes to talk about creating images with ordinary items that are hard to recognize as being ordinary items.
I am curious what settings (aperture and speed) that give you the best results.