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Easy-swap design - Unique lens retention system
Threaded inserts - Easy to take apart. No plastic threads.
Dowel pin hinges - Stronger than you think.
No supports needed - Optimized for FDM printing.
The Hitomi frames feature an original easy-swap design, allowing for limitless customization.
A single screw releases the hinge and temple arm assembly and allows for lens removal.
Printable demo-lenses are used for prescription lens cutting (edging) by an optician.
Temple arms are printed flat and then heat-shaped with the use of a printed mold.
Part | Type | Quantity | Shop |
|---|---|---|---|
Screws | M3 x 5mm (L) countersunk head | 2 | |
Inserts | M3 x 4mm (L) x 4.5mm* (OD) | 2 | |
Pins | M1.5 x 8mm (L) | 2 |
* Optional hinge available for 5mm OD "Voron spec" heat set threaded inserts.
Frame width: 139.5mm
Frame height: 47.5mm
Temple arm length: 139mm
Nose bridge width: 18.5mm
These dimensions are for the standard, unmodified model.
➡ Full documentation available on EIGA.works
Hitomi frames are under a strict non-commercial, personal use only license.
.STEP files included can be freely modified for personal use.
For publishing remixes, modifications or any other questions please contact me.
Improved BOM sourcing and compatibility
Files updated: Hinge.step Temple.step
Updated heat set insert hole depth and diameter
Added hinge variant compatible with M3 "Voron spec" heat set inserts (5mm OD).
Temple arms updated for alignment with the revised hinge plates
Updated BOM and shop link.
The author marked this model as their own original creation.