--- title: Resources | Redlux --- [![](https://blog.redlux.net/hubfs/website/logo.svg)](https://www.redlux.net/) - [Industry Solutions](https://blog.redlux.net/) - [Optics](https://www.redlux.net/optics/) - [Orthopaedics](https://www.redlux.net/orthopaedics/) - [Bearings](https://www.redlux.net/bearings/) - [Small Bore Measurement](https://redlux.net/small-bore-measurement) - [Products](https://blog.redlux.net/) - [OptiLux SD](https://www.redlux.net/optilux-sd/) - [Scratch-Dig Standards](https://redlux.net/comparison-reference-set-mil-prf-13830b) - [OmniLux CMM](https://www.redlux.net/omnilux-cmm/) - [Resource Centre](https://redlux.net/resource-centre) - [Blog](https://blog.redlux.net/) - [White Papers](https://redlux.net/resource-centre#white-papers) - [Knowledge Base](https://redlux.net/resource-centre#knowledge-base) - [Case Studies](https://redlux.net/resource-centre#case-studies) [Contact](https://www.redlux.net/contact) # Blog Advanced measurement systems for form, surface and defect metrology in critical applications. Filter All Optical Surface Quality Optics Defect Metrology Form Metrology Orthopaedics Bearings Roughness Metrology ### [![](https://blog.redlux.net/hubfs/Standards%20image.jpg) First Published: 21/05/2025 Scratch Standards - Repeatability Optics](https://blog.redlux.net/scratch-standards-repeatability?hsLang=en) ### [![](https://blog.redlux.net/hubfs/Image%20showing%20scratch%20and%20dig%20identified%20on%201inch%20optic.png) First Published: 21/05/2025 Understanding MIL-PRF-13830B - Dig Grading Optics](https://blog.redlux.net/understanding-mil-prf-13830b-dig-grading?hsLang=en) ### [![](https://blog.redlux.net/hubfs/Edge%20chip%20inspection-1.jpg) First Published: 09/04/2025 OptiLux SD - Edge Chip Detection and Evaluation Optics](https://blog.redlux.net/optilux-sd-edge-chip-detection-and-evaluation?hsLang=en) ### [![](https://blog.redlux.net/hubfs/Image%20showing%20scratch%20and%20dig%20identified%20on%201inch%20optic.png) First Published: 13/03/2025 Understanding MIL-PRF-13830B - Scratch Grading Optics](https://blog.redlux.net/understanding-mil-prf-13830b-scratch-grading?hsLang=en) ### [![](https://blog.redlux.net/hubfs/Magnification%20no%20text%202.png) First Published: 13/03/2025 OptiLux SD - Magnification Options Optics](https://blog.redlux.net/optilux-sd-magnification-options?hsLang=en) ### [![](https://blog.redlux.net/hubfs/coatings.jpg) First Published: 24/05/2024 Optical Coatings - Surface Quality and Scratch Dig – FAQs Optics](https://blog.redlux.net/optical-coatings-surface-quality-scratch-dig-faq?hsLang=en) ### [![](https://blog.redlux.net/hubfs/IMG_0272%20with%20Scratches.png) First Published: 18/03/2024 Scratch-Dig Comparison Sets and Paddles: Buyers Guide Optics](https://blog.redlux.net/scratch-dig-comparison-sets-and-paddles-buyers-guide?hsLang=en) ### [![](https://blog.redlux.net/hubfs/Worn%20Bearing%20in%20Hand%20-%20Cropped.png) First Published: 24/06/2022 Assessing Wheel Bearing Wear with an Optical CMM Form Metrology](https://blog.redlux.net/assessing-wheel-bearing-wear-with-an-optical-cmm?hsLang=en) ### [![](https://blog.redlux.net/hubfs/OmniLux%20CMM%201200x800.png) First Published: 07/03/2022 What is a Coordinate Measuring Machine (CMM)? Form Metrology](https://blog.redlux.net/what-is-a-cmm?hsLang=en) ### [![](https://blog.redlux.net/hubfs/inspect-by-eye-1.jpg) First Published: 26/10/2021 Visual Inspection: Assessing Optical Surface Quality by Eye Optics](https://blog.redlux.net/visual-inspection-assessing-surface-quality-by-eye?hsLang=en) ### [![](https://blog.redlux.net/hubfs/surface-quality2.jpg) First Published: 23/08/2021 What is Optical Surface Quality? Optics](https://blog.redlux.net/what-is-optical-optical-surface-quality?hsLang=en) ### [![](https://blog.redlux.net/hubfs/3-easy-steps-1.jpg) First Published: 11/08/2021 How to Interpret the Optical Surface Quality Standards Optics](https://blog.redlux.net/how-to-interpret-the-optical-surface-quality-standards?hsLang=en) ### [![](https://blog.redlux.net/hubfs/visual.jpg) First Published: 12/07/2021 Understanding Optical Surface Quality: MIL-PRF-13830B (MIL-O-13830) Optics](https://blog.redlux.net/understanding-optical-surface-quality-mil-prf-13830b-mil-o-13830?hsLang=en) ### [![](https://blog.redlux.net/hubfs/dimensional.jpg) First Published: 07/07/2021 Understanding Optical Surface Quality: ISO 10110-7 (& ISO 14997) Optics](https://blog.redlux.net/understanding-optical-surface-quality-iso-10110-7-iso-14997?hsLang=en) ### [![](https://blog.redlux.net/hubfs/validation-optical-cmm%20(2).jpg) First Published: 21/05/2021 Validation of an Optical CMM for the Measurement of Wear at the Taper Interface in Total Hip Replacement Form Metrology](https://blog.redlux.net/validation-of-an-optical-cmm-for-the-measurement-of-wear-at-the-taper-interface-in-total-hip-replacement?hsLang=en) ### [![](https://blog.redlux.net/hubfs/3d-linear-volumetric-wear-measurement-artificial-hip-joints.jpg) First Published: 20/05/2021 3D Linear and Volumetric Wear Measurement on Artificial Hip Joints - Validation of a New Methodology Form Metrology](https://blog.redlux.net/3d-linear-and-volumetric-wear-measurement-on-artificial-hip-joints-validation-of-a-new-methodology?hsLang=en) ### [![](https://blog.redlux.net/hubfs/in-vivo.png) First Published: 12/03/2021 In-Vivo Wear Scar vs In-Vitro Wear Scar Form Metrology](https://blog.redlux.net/in-vivo-wear-scar-vs-in-vitro-wear-scar?hsLang=en) ### [![](https://blog.redlux.net/hubfs/four-simple-steps-thumb.jpg) First Published: 10/03/2021 How to Analyse Wear Geometrically in 4 Simple Steps Form Metrology](https://blog.redlux.net/how-to-analyse-wear-geometrically-in-4-simple-steps?hsLang=en) ### [![](https://blog.redlux.net/hubfs/Crystran-image-1-1.jpg) First Published: 10/03/2021 Crystran Case Study - The Need for More Precise Quality Control Optics](https://blog.redlux.net/scratch-dig-inspection-of-flat-optics?hsLang=en) ## Metrology for You. 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