this post was submitted on 06 Nov 2024
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3DPrinting

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You might recall last month that I posted about my 3D-printed spectacles.

Enough people asked me for the files and for details on how to order lenses and mount them into the frames that I figured I'd release everything with instructions - and also redesign the hinges a bit so the temples fold more compact, something I meant to do for some time.

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[–] [email protected] 3 points 1 day ago (1 children)

Love seeing FreeCAD in use.

[–] [email protected] 3 points 21 hours ago (1 children)

It's getting quite good, and considering what I paid for it, it's very very good indeed 🙂

[–] [email protected] 2 points 15 hours ago

Yea I use it for all kinds of things. About to release some smart sensors with enclosures from it, last big thing was: https://nowsci.com/twystlock/

[–] [email protected] 2 points 1 day ago

That's so cool!

[–] [email protected] 5 points 1 day ago

Cool!

Love the ghost in the shell profile pic :)

[–] [email protected] 4 points 1 day ago

Great project! I would love to see them on someone. I fortunately don't need glasses but I might at some point consider printing sunglasses.

[–] [email protected] 1 points 1 day ago (1 children)

how much do lenses cost like this?

[–] [email protected] 3 points 1 day ago (1 children)

It depends on your prescription, the material you choose, coatings and such. The shape of the lenses or the type of beveling have no impact on the price, unless they're highly curved with a step bevel for instance.

My lenses are standard polycarbonate lenses with a basic scratch-resistant coating. But I have astigmatism and I need progressives, so the lenses come out at $400. And usually I also order a pair for far and near (not progressive) and they're like $200 per.

That's the only problem with the registration tabs in my design: it requires notching the bevel of the lenses - meaning you have to work up the courage to bring a file to brand-new lenses you just paid a sizeable portion of your last paycheck for 🙂

[–] [email protected] 3 points 1 day ago

The lense cost is usually whatever your health insurance is willing to pay.
If it's only $40, the lenses cost $40.

[–] [email protected] 1 points 1 day ago

Watch out. Luxotica going to place a hit on you.