ChatterBank1 min ago
Turntable For Holographic Disks
2 Answers
Expecting to draw a blank here but ...
Some decades ago on my one trip to the States, where I saw a seller flogging a holographic novelty. CD sized holographic disks that were placed on a small rotating table and slowly turned to show a small animation above the disk. I can not recall for sure but I think the light source above was a normal light source.
I had some idea that all I needed was to buy the disk, and not spend more on the table which may get broken on the journey back anyway. I figured all I'd need is a stepper motor, and a little hobby modelling. So I made an offer and came away with the holographic disk only.
Of course the inevitable happened and on return to the UK the disk went into "storage" and I never got around to making the turntable. Recently came across it again.
So the question is, can these tables be bought (at a reasonable price of course) ? I did a quick Google but nothing suitable seemed to come up.
Seems such a waste to have it in the drawer rather than on display.
Some decades ago on my one trip to the States, where I saw a seller flogging a holographic novelty. CD sized holographic disks that were placed on a small rotating table and slowly turned to show a small animation above the disk. I can not recall for sure but I think the light source above was a normal light source.
I had some idea that all I needed was to buy the disk, and not spend more on the table which may get broken on the journey back anyway. I figured all I'd need is a stepper motor, and a little hobby modelling. So I made an offer and came away with the holographic disk only.
Of course the inevitable happened and on return to the UK the disk went into "storage" and I never got around to making the turntable. Recently came across it again.
So the question is, can these tables be bought (at a reasonable price of course) ? I did a quick Google but nothing suitable seemed to come up.
Seems such a waste to have it in the drawer rather than on display.
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