Here are a few options for an enhanced and SEO-optimized title and description, with the English translation integrated. I've focused on incorporating keywords naturally and highlighting key benefits.
<article>Discover our premium ophthalmic eyeglass frames designed for optometrists and optical professionals. These frames feature a wide adjustable pupil distance (PD) range of 48-80mm, ensuring precise fitting for a diverse clientele. The adjustable temples offer superior comfort and a personalized fit, making them ideal for fitting sessions and patient use. Stock up on high-quality, versatile wholesale eyeglass frames for your practice.
</article> <article>Source top-tier eyeglass frames in bulk for your optical business. Our optometrist-grade frames are engineered for functionality, boasting an adjustable interpupillary distance (PD) from 48mm to 80mm for accurate measurement. The customizable temple length and angle allow for optimal patient comfort and precise lens alignment. Elevate your inventory with these durable and expertly designed wholesale ophthalmic frames.
</article> <article>Provide your patients with the best with our professional eyeglass frames. Specifically developed for optometrists, these frames offer an extensive adjustable pupil distance (PD) from 48mm to 80mm, accommodating a broad range of facial structures. The adjustable temple arms guarantee a secure and comfortable fit, essential for accurate eye examinations and patient satisfaction. Find excellent value in our bulk eyeglass frame selection.
</article> <section>Choose the option that best aligns with your specific product positioning and target audience.
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US: temporary delays — postal services aligning new import rules, 
EU: 1–2 weeks, 🌍 Worldwide: 1–4 weeks ✈️