Field notes from the calibration trade.
Long-form writing on color science, medical display QA, geospatial accuracy, enterprise fleet operations, and the real-world workflows that put calibration to work.
System-wide 3D LUT application on Windows, macOS, Android TV, and Linux
A QUBYX white paper on OS-level 3D LUT support, platform constraints, and practical integration routes for colour-critical displays and OEM systems.
Advantech: Enabling 9-LUT medical display calibration with QUBYX firmware and factory tooling
How QUBYX helped Advantech create nine independent on-device calibration presets for medical displays using scaler firmware and factory multi-LUT tooling.
Audi AG: Harmonising multi-display colour consistency with QUBYX 3D LUT engineering
How QUBYX helped Audi AG harmonise colour across up to five independent vehicle cockpit displays using common gamut mapping and real-time per-display…
Why your radiology display drifts before you notice
Backlights age, GSDF wanders, and ambient light shifts. Here is how to catch the drift before it changes a diagnostic call.
HIPAA considerations for RemoteQA fleet QA
Data flow, deployment options, audit logging, and BAA practicalities when running RemoteQA in healthcare.
DIN 6868-157 conformance with QUBYX
How PerfectLum aligns with DIN 6868-157 acceptance and constancy testing for German medical imaging.
NGA target validation, end to end
What an NGA target validation run looks like, what evidence to retain, and how to handle pass/fail in operational practice.
AAPM TG-18 vs TG-270 — what changed
TG-270 supersedes TG-18 for medical display QA. The differences that matter and how PerfectLum supports both.
PerfectLum 7.4.2 — TG-270 refinements and report polish
Patch release with TG-270 acceptance testing refinements, ambient compensation accuracy improvements, and PDF report layout polish.
PerfectLum 7.4 — TG-270 acceptance testing
Headline release adding AAPM TG-270 acceptance testing, automated ambient compensation, and one-click conformance reports.
QUBYX releases PerfectLum 7.4 with TG-270 acceptance testing
PerfectLum 7.4 adds AAPM TG-270 acceptance testing, automated ambient compensation, and one-click conformance reports for diagnostic display QA.
DICOM GSDF explained for non-physicists
How the Grayscale Standard Display Function works, why it matters for diagnostic reading, and how PerfectLum operationalizes conformance.
How colorists use Delta-E reports as client insurance
A PDF showing your display met Delta-E < 1.0 on the day of delivery cuts revision rounds in half.
Integrating SmartSensor S1 into a display chassis
Mechanical, electrical, and firmware considerations for OEM partners adding S1 to a display line.
RemoteQA 3.8 — Hierarchy redesign and SLO dashboards
New facility hierarchy editor, SLO dashboards per workgroup, expanded webhook integrations, and improved air-gapped deployment.
Planning a RemoteQA rollout across multiple sites
Inventory, hierarchy design, SSO, scheduling, and reporting — a practical playbook for the first 90 days.
Setting up ambient light compensation properly
Why ambient measurement matters, where to put the ambient probe, and how to compensate without over-correcting.
PerfectChroma 6.2.1 — DaVinci Resolve LUT export polish
Refinements to 3D LUT export targeting DaVinci Resolve 19, plus fixes for X-Rite i1Display Pro detection on macOS Sonoma.
Exporting 3D LUTs into DaVinci Resolve
Generate a 3D LUT in PerfectChroma, drop it into DaVinci Resolve, and verify the round-trip with a delta-E check.
QUBYX partners with Rein Medical on next-generation diagnostic display line
Rein Medical to integrate SmartSensor S1 in its next diagnostic display series, enabling factory-grade automatic calibration in clinical use.
Picking the right Smart Preset for your workflow
Photography, video, design, prepress, motion — which PerfectChroma Smart Preset matches each, and when to define a custom target instead.
GEOINT analysts work with subtle contrast. The display has to be ready.
NGA target validation, ambient light, and what happens when the briefing room display does not agree with the analyst pool.
PerfectEPD 5.1 — Expanded NGA target validation
Major release adding expanded NGA target validation, multispectral product calibration support, and improved SAR product display QA.
DICOM GSDF calibration in 7 steps
Walk through the full GSDF calibration workflow with PerfectLum and a SmartSensor — from baseline measurement to signed conformance report.
Why we shipped SmartSensor S2 with a 30-day return policy
A 30-day return policy says we have confidence in the product. Here is what we did to earn it.
QUBYX achieves SOC 2 Type II for the second consecutive year
Independent audit confirms QUBYX’s ongoing investment in security, availability, and confidentiality controls across its cloud and on-premise platforms.
The cheapest thing you can do for color accuracy this quarter
Spoiler: it is not new monitors. It is calibrating the ones you have on a schedule.
PerfectChroma now exports DaVinci Resolve LUTs natively
PerfectChroma 6.2 brings native 3D LUT export tuned for DaVinci Resolve, Premiere Pro, and Final Cut Pro pipelines.
PerfectChroma 6.2 — Native NLE LUT pipelines
Major release with native 3D LUT export for DaVinci Resolve, Premiere Pro, and Final Cut Pro, plus expanded Smart Presets.
PDF report signing and evidence chain
How PerfectLum/EPD/Chroma sign reports, embed measurement metadata, and survive long-term archival.
Delta-E variants — which one to actually use
CIE76 vs CIE94 vs CIEDE2000 vs CIEDE2000 graphic arts — what each measures and when it matters for verification.
RemoteQA explained: facility, workgroup, workstation, display
The four-level hierarchy that lets one team run QA across hundreds or thousands of displays.
SmartSensor S1 I²C and UART register map overview
How the S1 OEM module exposes calibration and measurement registers, with read/write examples.
SmartSensor S2 driver 2.4.1 — Sonoma detection fix
Driver patch fixes intermittent USB detection on macOS Sonoma and adds long-session thermal compensation.
RemoteQA air-gapped deployment architecture
The components, network boundaries, and update model for running RemoteQA in fully isolated networks.
Backlight aging and luminance drift over time
Empirical drift curves we measure across LED, OLED, and CCFL panels, and what they imply for QA cadence.
Inside the CIE Tristimulus filter stack
How the glass filter array maps incoming light to RGB tristimulus values, and why 20-bit resolution matters.
SmartSensor S1 OEM SDK 4.1 — Linux ARM64 support
OEM SDK adds native Linux ARM64 reference firmware, expanded I²C register documentation, and Python 3.11 bindings.
QUBYX opens APAC partner office in Seoul
Local sales and technical support for Korean and Japanese display manufacturing and medical imaging customers.
