technical stuff

Pelican Case Wheel Replacement

If you don’t have a wheeled Pelican case then skip this post.

There are a lot of online instructions for replacing the wheels on a newer Pelican case, usually the 1510 model. But there’s no information for any of the original Pelican cases that came with a pair of one-piece, hard plastic wheels.

Here are some simple instructions for replacing the wheels on an original 1510 case and original 1650 case. Replacing the wheels on other Pelicans should be similar since all original wheeled cases were designed similarly. Just be sure you have the correct wheel size. Most inline skate wheels, skateboard wheels and luggage wheels use the same 22mm diameter x 7mm thick bearing size (more on all this in a moment).
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Composition Wise and Whys

There are many online photography tutorials offering technical tips and advice. Much of this information is simplistic and superficial.

For example, when doing a portrait, they’ll tell you not to have harsh shadows on the subject’s face. The problem with information like this is that it isn’t scalable. It’s more beneficial to have information that you can use in any type of photography no matter what your subject matter.

Why do people look at pictures and how do they look at pictures? If you can answer these two questions then you can scale this information across any type of photography.

This post is long but the concepts are simple. Spoiler alert: this isn’t really about photography but rather it’s about human nature and how we perceive things around us.
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The Need for Speed

 

What does it cost someone on a mobile device to view your web site? A large, photo-heavy site can be dozens of megabytes, or more, in size and cellular data isn’t free. How much would you pay to view your web site?

Here’s a web site that shows what it costs someone to view your site on mobile networks around the world. There are a couple of takeaways:
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Pickles, Cookies, and Photo Editing

Why do people living near an airport say they no longer hear the planes flying overhead?

Why don’t people working in a sodium-vapour-lit factory notice the orange-coloured lighting?

Have you noticed that if you always eat the same flavour of ice cream, you enjoy it less?

Why aren’t garbage collectors bothered by the smell?

This psychological effect is called habituation. It happens because your senses naturally adapt to what’s around you.

Photo Editing

When you spend a long period of time editing photos, habituation means your eyes will start to adapt to the images in front of you. You’ll lose your point of reference for editing. For example: you can’t tell if skin tones are too warm or too cold; incorrect white balance will start to look okay; you can’t tell if an adjustment is making the image better or worse.

This is why, when doing large editing jobs, I’ll make one pass at editing the images, and then leave the pictures for a day before going back to complete the work. I edit photos about 80% of the way, and then finish them another day with fresh eyes.

After a long day of shooting business headshots, if time permits, I’ll make the proof selections on the following day. I find the extra day allows me to view the raw images more objectively. A long day of shooting can really tire your eyes and dull your editing judgment.

Pickles and Cookies

Near where I lived, there was a Dad’s cookie factory located directly across the street from a Bick’s Pickle factory. When driving through the area, depending on wind direction, you could smell either the sweet scent of cookies or the odour of pickles. Some days, you could smell both at the same time ;-)

Having spoken with some of the employees at each company, the workers said they didn’t notice any smells inside their own factory. I thought this was probably good for the pickle people but not so much for the cookie makers.

 

Photoshop Plugins and Mac OS 10.11/10.12

I updated a Mac computer from OS 10.10 to 10.11. Yes, 1-1/2 years behind the times. The reason for the update is because some new applications now require OS 10.11. But all Topaz and Nik (Google) plugins for Photoshop starting acting up after the update.

The reason why these plugins were acting weirdly is because Mac’s newer operating systems, starting with OS 10.11, have Apple’s System Integrity Protection (SIP). This security feature does what its name says by not allowing non-Apple files in certain directories.
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In The Twinkle Of An Eye

They may be the tiniest details in a portrait, but they’re possibly the most important. Yet many photographers don’t understand catchlights.

You may not need catchlights in every portrait. The most famous portrait, the Mona Lisa, doesn’t have catchlights:

Unlike the Mona Lisa, many of Leonardo da Vinci’s other portraits have catchlights.

But catchlights are very important in a business portrait. Catchlights bring attention to the eyes which are the most important facial feature for conveying emotion.
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To Your Credit

If you accept mobile, point-of-sale credit card payments by using something like Square, there are a couple things you need to know.

Goodbye headphone jack

Apple has removed the 3.5mm headphone jack from its new devices. Lenovo has also started doing this and it appears Samsung may do the same. The problem is that credit card readers currently use the headphone jack.

Sidenote / rant:   The reasons why Apple removed the headphone jack aren’t exactly what Apple tried to spin by saying it was an act of “courage.”

The move to the proprietary Lightning connector and the concurrent move to USB-C ports (which can accept proprietary restrictions) greatly increase Apple’s control of third-party devices that can connect with Apple products.

This move is expected to generate a lot of money for Apple since third-party manufacturers will have to pay for licensing, pay for Apple’s proprietary MFi chip and other components, and pay a royalty on each and every device they manufacture. By contrast, USB and 3.5mm audio connectors are royalty-free, OS-independent, device-independent and they fall outside of Apple’s control.
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