The surrounding area over which material removal or finishing is gradually distributed to transition from a deeper treated region into adjacent glass.

GlassRenu · Educational illustration
Meaning and boundaries
Blending does not eliminate the reduction in local thickness; it redistributes the profile to reduce abrupt optical or tactile transitions.
Why it matters in glass restoration
A controlled blend zone helps limit lensing, rings, ridges, haze boundaries, and reflected distortion.
Related terms
References
- GlassRenu — How To: Remove Glass-on-Glass Scratch Damage
Publisher’s original source - GlassRenu — Cleaning Abrasives Process Sheet
Publisher’s original source - NASA — Handbook for Recommended Material Removal Processes for Advanced Ceramic Test Specimens and Components
Publisher’s original source - GlassRenu — Graffiti Scratch I Process
Publisher’s original source