Quick Tip: How To Replace The Polarized Film On an MSLA Resin 3DPrinter
full article: https://makezine.com/2021/05/13/replacing-the-polarized-film-on-your-resin-3d-printer/ Polarized film: https://amzn.to/34pEDmO Bearded Yell sculpt: https://www.prusaprinters.org/prints/38375-the-bearded-yell Here are the steps to replacing your polarized film. Keep in mind, your specific printer might not have a removable film. Remove the old one. Carefully scrape and peel your old one off. This is tricky and scary. You'll need a clean razor blade and some patience. Keep some scraps to compare to the new film you get. clean clean clean there will be bits of glue residue left behind. I used alcohol to remove it. Acetone might work as well (but acetone can melt many plastics, so test in a corner). You're going to need this LCD screen perfectly clean. Acquire the proper replacement. This is the tough part. There's often zero documentation on what film will work! Even the printer manufacturer has no idea as the film comes pre-applied on the displays! I used this one (Affiliate Amazon Link). It worked quite well. I experimented with this one first (Amazon Affiliate Link) and it did not block enough light. I didn't notice that it says "not for 3d printers" in the description. find the correct angle lay the sheet on the printer, fire up the UV light source, and slowly rotate the sheet to see where it blocks the most light. Look at the video above for this in action. You CAN NOT simply cut a rectangle and plop it on. You need to have it at the correct angle. cut to size this is as simple as it sounds. just cut it. mount For adhesive backed polarized sheet, you're going to need to carefully apply it so that it has no bubbles. There's often a protective layer on both sides. I'd keep the top layer in place till it is fully applied to avoid marring the surface. Look up videos on applying vinyl decals on how to apply this stuff without bubbles. I've been doing that for years and I still messed it up a couple times. Alternatively, if your film does not have an adhesive backing, you can literally just tape the edges down. As long as it stays firmly in place, is clean, and there's no gap between it and the LCD, you're set! print You may now use your printer again.
full article: https://makezine.com/2021/05/13/replacing-the-polarized-film-on-your-resin-3d-printer/ Polarized film: https://amzn.to/34pEDmO Bearded Yell sculpt: https://www.prusaprinters.org/prints/38375-the-bearded-yell Here are the steps to replacing your polarized film. Keep in mind, your specific printer might not have a removable film. Remove the old one. Carefully scrape and peel your old one off. This is tricky and scary. You'll need a clean razor blade and some patience. Keep some scraps to compare to the new film you get. clean clean clean there will be bits of glue residue left behind. I used alcohol to remove it. Acetone might work as well (but acetone can melt many plastics, so test in a corner). You're going to need this LCD screen perfectly clean. Acquire the proper replacement. This is the tough part. There's often zero documentation on what film will work! Even the printer manufacturer has no idea as the film comes pre-applied on the displays! I used this one (Affiliate Amazon Link). It worked quite well. I experimented with this one first (Amazon Affiliate Link) and it did not block enough light. I didn't notice that it says "not for 3d printers" in the description. find the correct angle lay the sheet on the printer, fire up the UV light source, and slowly rotate the sheet to see where it blocks the most light. Look at the video above for this in action. You CAN NOT simply cut a rectangle and plop it on. You need to have it at the correct angle. cut to size this is as simple as it sounds. just cut it. mount For adhesive backed polarized sheet, you're going to need to carefully apply it so that it has no bubbles. There's often a protective layer on both sides. I'd keep the top layer in place till it is fully applied to avoid marring the surface. Look up videos on applying vinyl decals on how to apply this stuff without bubbles. I've been doing that for years and I still messed it up a couple times. Alternatively, if your film does not have an adhesive backing, you can literally just tape the edges down. As long as it stays firmly in place, is clean, and there's no gap between it and the LCD, you're set! print You may now use your printer again.