Showing posts with label sharp. Show all posts
Showing posts with label sharp. Show all posts

Wednesday, March 30, 2011

Along the Edges


I have several photos of the edges of things from some recent shoots. Above is the edge of a piece of a mirror; the glass is about 2 or 3mm thick. And though the sharp edges of glass may look straight, they are often full of nicks and dings and chipped surfaces.

The next photo is the edge of an aerogel. This very fragile material is one of the worlds best insulators (it's about 97% air) and is also the least dense substance on earth. It's created in laboratories and used by NASA for insulating spacecraft, among other more earth-based uses.

This sample of aerogel was contributed kindly by a fan of Morning Macro. Thank you, Matt!


See if you can guess from the next two photos what they are before reading further.



The two photos above are different edges on a typical disposable plastic tape dispenser. The first is the cutting edge for the tape, and the second is an edge of the curved body of the dispenser, with a printed insert inside.

The last two photos that follow are more from the crossed polars shoots. These are the cut edges of bubble wrap, and you can see the wall thickness of the "bubbles" clearly in these shots. Remember, the colors in these photos were present in the actual subjects, and were the fascinating result of using two polarized films in opposing alignment, not because it was lit with colored lights. Only white light was used in the capture of these photos.



Send me your suggestions for something tiny that you'd like to see big.


Thursday, June 3, 2010

Stay Sharp, Pencil Pusher



These are closeups of a metal manual prism pencil sharpener. It's about an inch long. The photo above is a portion of the hole where the pencil goes in.

Below is a portion of the brand debossed into the metal body of the sharpener. I like the graphic look of the letters. Note how the very limited depth of field at this level of magnification crosses from the highest point inside the "g" topographically, to the lowest part of the "r" canyon floor. In other words, I can only keep details sharp if they are within about 1/2 a millimeter depth from the lens. This is one of the biggest challenges of shooting tiny things like this on such a micro scale.


The photo below is the sharpener blade. You can see microscopic bits of pencil lead and wax shavings leftover from a previous meal.




Send me your suggestions for something tiny that you'd like to see big.


Friday, June 19, 2009

Peach Fuzz, and the Knife to Slice it


That's pretty much all I got to say about that. You've got some of your basic peach fuzz up there (V says, "I wike da futhz"), and your basic sharpened chef's knife edge below. If you look close enough, the little fuzz strands are clear.


Send me your suggestions for something tiny that you'd like to see big.


Saturday, June 13, 2009

Hardware Day!



Today, I shot some hardware. You can see some optical distortion in the photo below, as the screw threads seem to bend inward the further they get from the center of my lens. This is an artifact of my janky stack of lenses, and would not be present were I using a far better lens.



Below, not suspension bridge cable, rather the frayed end of thin-gauge picture hanging wire.




Send me your suggestions for something tiny that you'd like to see big.


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