热卖Lafudru儿童近视分散夹，成人太阳镜夹，防紫外线，防眩光，防晒，防眩光、UV400防护，防护眼镜夹，RTH

**Product Specifications:**

**Brand:** Laofudru

**Certifications:** Authority testing, quality assurance

**Lens Properties:** Light transmittance ratio, polarization efficiency, UV protection (UV cutoff wavelength) meet national standards

**Inspection Results:** Summary page N: 2023W019, 3 pages total, 2nd page

**Standard Terms:** Inspection items, standard requirements, test frames, single item discrimination

**Sun Glasses:** Including frame and lenses, compliant with GB 39552.1

**Structure:** Skin contact parts should be smooth, no protrusions that could harm the body

**Lens Material:** Smooth surface, no harmful visual defects within the identification area

**Light Transmittance:** Right: 96%, Left: 92%, compliant with GB 39552.1

**UV Protection:** GV (315nm~380nm): 0.0 (0.01t), TGVA (280nm~315nm): 0.00 (00), compliant with GB 39552.1

**Uniformity:** Lens (Δ): ≤15%, compliant with GB 39552.1

**Color Vision:** Red: 0.80, Yellow: ≥0.60, Green: ≥0.60

**Scattered Light:** Right: 0.4, Left: 0.5, compliant with GB 39552.1

**Deviation:** Right: -18, Left: +2.9, compliant with GB 39552.1

**Polarization Efficiency:** For polarized lenses, efficiency should be greater than 78%

**UV Cutoff Wavelength:** ≤2.0, compliant with national testing standards

**Model:** LF-202

**Lens:** High-definition polarized

**Gender:** Unisex

**Function:** Sun protection, polarization

**Material:** TAC + metal alloy

**Weight:** 9g (adult size), 7g (children size)

**Dimensions (Adult):** Total width: 140mm, Lens width: 60mm, Lens height: 55mm, Bridge distance: 14mm

**Dimensions (Children):** Total width: 130mm, Lens width: 55mm, Lens height: 47mm, Bridge distance: 13mm

**Frame Shape:** Suitable for most face shapes, including Asian facial features

**Color Options:** Cool black-gray, Stylish blue (A2)

**Installation:** Easy to assemble with various frame styles

**Features:** Lightweight, UV protection, suitable for outdoor activities

**Usage:** Can be worn over prescription glasses, simple one-hand operation

**Benefits:** Protects eyes from UV rays, reduces glare, maintains true colors