Sports & Outdoors > Optics > Binoculars
8x Zoom Compact Portable Binoculars LK-4102
Brand: Generic / OEM
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Audited BOM: 8 Components
RMA Chain & Defect Intelligence
Root cause causal graph linking factory engineering flaws to verified consumer return reasons.
⚡ Causal Link: Defect to Consumer Return
The use of a plastic prism (COMP-003) and a low-rigidity ABS plastic body (COMP-004) leads to optical misalignments (ENG-001), resulting in double or blurred images (RMA-001) reported by users (REV-001, REV-006).
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