圆框眼镜正面商品图

产品级正面展示图：一副复古圆形眼镜，细金属深灰黑镜圈，浅灰白半透明镜片，弧形鼻梁连接两镜圈，左右镜腿向外侧展开，镜腿末端颜色较深并带金属反光；纯白无缝背景，正面平视机位，居中对称构图，超宽横向画幅，柔和均匀棚拍光线，干净写实商品渲染风格，无人物。

Product-style front view of a pair of vintage round glasses with thin dark gray-black metal rims, light gray-white semi-transparent lenses, a curved bridge connecting the two circular rims, and temples extending outward on both sides with darker end pieces and subtle metallic reflections; seamless pure white background, straight-on eye-level camera, centered symmetrical composition, ultra-wide horizontal aspect ratio, soft even studio lighting, clean realistic product render style, no people.