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October 18, 2026
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Tag: 3D scanning

Photogrammetry Scale Bars and Check Points Prove Different Things
STEM Lab

Photogrammetry Scale Bars and Check Points Prove Different Things

September 1, 2026September 1, 2026 - by TVG Editorial Team - 1 Comment

A practical evidence workflow for separating image alignment, model scale and independent accuracy checks in photogrammetry.

Photogrammetry Scale Bars and Check Points Prove Different Things Read More
Photoreal maker bench with a small object on a turntable, phone camera on tripod, and compact 3D scanner nearby
Maker Culture

Budget 3D Scanner or Phone Photogrammetry? A Maker Buying Guide

July 30, 2026July 31, 2026 - by TVG Editorial Team - Leave a Comment

A budget 3D scanner is not automatically better than phone photogrammetry. The right choice depends on object size, surface finish, scale accuracy, and cleanup time.

Budget 3D Scanner or Phone Photogrammetry? A Maker Buying Guide Read More
Maker workshop bench with calibration sphere, caliper, turntable, and generic 3D scanner for accuracy testing
Maker Culture

3D Scanner Accuracy Specs for Maker Labs: What the Numbers Actually Mean

July 2, 2026 - by TVG Editorial Team - Leave a Comment

A practical guide to reading 3D scanner accuracy, precision, resolution, calibration, and volumetric-error claims before a maker lab buys or borrows a scanner.

3D Scanner Accuracy Specs for Maker Labs: What the Numbers Actually Mean Read More
Generic smartphone capture setup beside a handheld 3D scanner and mechanical part
Maker Culture

Phone LiDAR vs. Handheld 3D Scanner: A Buyer Evaluation for Maker Labs

June 22, 2026July 3, 2026 - by TVG Editorial Team - Leave a Comment

Phone LiDAR, photogrammetry, and handheld 3D scanners fit different maker and robotics workflows. This buyer evaluation explains when each capture path is worth testing.

Phone LiDAR vs. Handheld 3D Scanner: A Buyer Evaluation for Maker Labs Read More
A workshop bench with a small 3D scanner, calibration target, mechanical part, and laptop mesh inspection view.
Maker Culture

3D Scanner Accuracy for Makers: What the Spec Sheet Does Not Tell You

June 16, 2026 - by TVG Editorial Team - Leave a Comment

A practical guide to 3D scanner accuracy for makers, robotics teams, and small labs: accuracy, precision, resolution, calibration, surface prep, workflow, and the tests to run before buying.

3D Scanner Accuracy for Makers: What the Spec Sheet Does Not Tell You Read More

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TVG Report review-policy graphic explaining supplied products, independent conclusions, and verified results

Wonder whether a supplied review unit changes the verdict? You're right to ask. TVG Report discloses supplied products, keeps conclusions independent, and separates manufacturer claims from verified results. Our review policy: #ProductReviews

Sep 18, 2026 · 10:03 AM PT

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TVG Report infographic over a 3D-printing workbench highlighting first-layer, profile, and fit checks before adjusting and reprinting

You can lose an evening to a drifting first layer, a bad profile, or a part that prints cleanly and still does not fit. TVG Report looks past headline speeds to the checks, tradeoffs, and repair paths makers actually need. #3DPrinting

Sep 17, 2026 · 10:18 AM PT

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DS18B20 debugging infographic showing the 85.0°C power-on value, a three-wire probe, and checks for conversion, CRC, and power

A DS18B20 at exactly 85°C may be power-on data—not heat. Trust it after conversion completes and CRC passes. Our guide maps power mode and w1_therm checks.

Sep 16, 2026 · 3:54 PM PT

View on XRead the DS18B20 guide
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