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9 votes
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Cons to UV printing

Taken in order your questions: Maintenance for a resin printer means keeping the vat or tray clean, using appropriate methods to remove the unused resin (or leaving it in the vat per manufacturer's ...
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6 votes

What are the other materials which can be used in DLP Printing, other than polymers?

DLP doesn't use "melted polymer". It uses a photosenstive resin which is at room temperature and polymerizes when exposed to (UV) light. At no point is any material melted. As such, steel or carbon ...
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4 votes

Cons to UV printing

Despite how many vendors make it appear, resin-curing SLA/DLP printers are industrial or commercial tools that are really not suitable for home desktop use. Here are the major downsides: ...
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  • 6,446
3 votes

Metal sintering layer-by-layer with DLP

SLS uses a high powered laser to smelt the binder of a ceramic or the metal itself. We are talking about at least a 40 W laser which focuses its power on a circle of about 50 µm. How much power are we ...
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  • 19.4k
3 votes

Methylated spirits or turpentine to clean resin printer?

I would personally stick to isopropanol. Be aware that 3D printing is a very expensive hobby, but health wise this is a better option. Methylated spirits can quickly become dangerous, and often can ...
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3 votes

Managing LEDs with NanoDLP

I have no experience with either GRBL or DLP printers, but the M7 M8 M9 coolant control codes should be able to be sent by NanoDLP to GRBL. Those seem to allow ...
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  • 1,237
3 votes

Which photopolymer for printing?

I think you will find that it will be necessary for you to tune your own printer to a specific resin. Even as important, you would expect to have different parameters for different colors of resin, as ...
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  • 9,857
2 votes

DLP build plate adhesion

You do not need to use any glue or any other adhesion modifier to increase your build plate adhesion. Take these steps instead: Make sure your build plate is level Use proper attachment layer (raft) -...
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2 votes

How do I find the best settings for a resin?

This test is not just a verification solid, is a program that tries different exposures and shows them all side by side: https://github.com/altLab/photon-resin-calibration The test doesn't move ...
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  • 193
2 votes
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How do I find the best settings for a resin?

Since every printer is slightly different (light intensity, for example), you probably want to run one of those 12-spot test patterns where each "spot" gets a different exposure time, then see what ...
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2 votes

Square sheet in middle layers

This is a guess but it may be a problem with the sliced file. Take a look though the layers of the sliced file to see if your software is adding a layer there. sometimes it looks fine in the 3d model ...
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  • 253
2 votes

What choices do we have on Clear resins for DLP?

Formlabs sells a completely clear resin that they've even made simple lenses from, but it's about $150 for a liter. I have no idea how well it would work with your DLP setup. Looks amazing in the ...
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  • 876
2 votes
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Photon S DLP first layers adhere but support will not

I finally reached out to anycubic and their tech support answered and was awesome! They had me update the firmware, tighten the fep film more ( instead of using the small lever I used the big lever ...
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2 votes
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What type is that glass?

This is a sheet of glass you'd most likely need to acquire as a replacement part for your printer's manufacturer: The dimensions of the glass, especially with the rounded corners, are usually very ...
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2 votes
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Pros to UV printing

When using a DLP 3D printer, a projector (or other UV light source) is shining on a layer of resin. As the light source shines on a whole layer at a time, it is able to print at a rather constant ...
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  • 2,228
2 votes
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How exactly can a 720P DLP print at a higher resolution than a 2k LCD?

How can a digital camera produce images several times the resolution of the sensor? They move the sensor and overlay multiple exposures. Optically or physically moving the DLP chip or its projected ...
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  • 1,516
1 vote
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Chitubox estimated time very away from the real time

It seems easy to calculate but it is not. Due to acceleration and deceleration, the movement time hard to predict. If you take a look at Atmel source code for movement you would get clear idea. ...
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  • 461
1 vote
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LCD/DLP resin curing system

It's almost always what you call system 2: The LCD screen is acting as a "mask" for the UV backlight, which is a strong bulb under it. This also is the reason that the screen degrades over ...
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  • 19.4k
1 vote

Methylated spirits or turpentine to clean resin printer?

Are you for real? Isopropyl alcohol is less dangerous to your health than ethanol with a touch of denaturant? Seriously read the MSDS sheets for the products and know what's in them before you say ...
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1 vote

Is it safe to use photon-resin-calibration for Epax printer?

Yes, it seems to be. I tried the test and it worked well.
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  • 193
1 vote

How to display images on DLP using HDMI for 3D printing?

Q1: Printrun is 3D printer host software written in Python with limited DLP support. You can checkout how it display layers. NanoDLP directly talk to GPU through Dispmanx which makes it Raspberry Pi ...
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  • 461
1 vote

Why don't LCD printers use subpixels in color panels?

If what Thomas Sanladerer states is correct, the Mars 2 Pro (monochrome LCD, no color filter) has a layer time approximately 1/3 as long as the Mars/Pro printers (where color LCDs are used): ...
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  • 3,786
1 vote

Gizmo3D SLA + Monocure resins not curing

I get best results from sun curing by putting it in water in the sun for 20-30 min. I personally do not like Monocure Red one. I find the Nova3D prints better, has a lower oder, and cheaper.
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  • 11
1 vote
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How to create an accurate mask for a UV 3D resin DLP printer

I've created software to do just that. See the project on Github: CreateMask. It has a wiki page that explains what to do. To summarize: you measure the LCD build area using a multi-meter and a light ...
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1 vote
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Where or who could I hire to assemble a 3d printer that came in a kit for me?

If you have a makerspace in your area, you'll likely find individuals with reasonable mechanical skills suitable for simple kit assembly. Most kits are engineered to be reasonable assembly, not rocket ...
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  • 9,857

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