TF & SD Card Holder/ Wallet
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OK, so this one was originally inspired by the "MicroSD Card Wallet" by aerobatflyer, i.e. thing:4686863.
I thought it was quite a good concept, although somewhat limited in variety of capability. I found the play of the tray in the original holder either had a little too wide a gap around it making it a little too loose and the overall resolution somewhat low with the edges also seeming a little 'sharp' to the touch.
My inclination is always to fillet the edges in CAD to give the result a smoother or rounder and more ergonimic feel.
So I tried taking the idea a bit further and added more options, such as provision for TF to SD adapters/ WiFi SD cards (e.g. Toshiba's offering).
Seeing as there isn't much room for many TF cards when there's already one or two SD cards in one tray, it was time to add more capacity.
Cue the double and triple tray holders, along with the second and third tray configurations, providing a wider choice of configurations and enabling many more options. The TF wells in the trays are actually deep enough to hold two TF cards each...!
Further options can include different colour coded trays etc. - Very handy for photographers/ those with a plethora of media cards to keep track of.
If the trays feel somewhat loose or tend to fall out easily, a couple of solutions are to rub a little bar of soap (also lubricates) onto the side edges, undersides of the trays, or even to run a very thin line of CA/ superglue along the side edges (- and…
