Quality consistency is the core competitiveness of custom wholesale eyewear. Unlike ready-made glasses, customized frames involve personalized colors, logos, structures and craftsmanship, which require stricter inspection standards. Professional quality inspection helps wholesalers reduce return rates, stabilize retail cooperation, and build long-term brand trust.
First, check material consistency. All frames in one bulk order must maintain the same material texture, thickness and hardness. For custom acetate, metal and TR90 frames, inspectors need to verify surface smoothness, toughness and anti-corrosion performance to avoid color difference, deformation or brittle frames.
Second, verify customized details. Logo engraving, embossing, custom color matching and printing positions must be accurate and uniform. Uneven engraving, blurred printing or color deviation are common custom defects that seriously affect brand appearance. Standardized QC ensures every frame presents the same brand effect.
Third, test structural stability. Hinges must open and close smoothly without jamming or loosening. Temple curvature, nose pad height and frame symmetry need precise calibration. Stable structure effectively prevents frame deformation, slipping and wearing discomfort during long-term use.
Fourth, conduct appearance finishing inspection. Polishing, edge trimming and surface coating must be flawless. No burrs, scratches, oxidation spots or paint peeling are allowed on finished custom eyewear. High-standard appearance directly improves retail product grade.
Ajaoptical implements strict multi-stage quality inspection for all custom eyewear orders. From raw material checking, semi-finished product testing to final full inspection, we control every detail to deliver stable, defect-free custom frames for global wholesale buyers.
