Reading glasses Zippo 31Z-B21-BLK +2.50 — Zippo optical readers, +2.50 diopter, black frame

Zippo 31Z-B21-BLK +2.50 reading glasses are pre-focused optical readers with a +2.50 diopter strength and a black frame. Designed for straightforward near-vision tasks, these Zippo optical readers offer consistent magnification for activities that require clear close-up focus without a custom prescription. The frame is lightweight with a standard fit intended for general everyday wear and simple portability.

Advantages

These Zippo reading glasses provide immediate magnification with a uniform +2.50 diopter power across both lenses, eliminating the need for an optician visit for basic near-vision aid. The black frame offers a neutral, understated appearance while the lightweight construction reduces pressure on the nose and temples during prolonged use. The glasses are ready to use out of the box and suitable for carrying in a pocket or small case.

Suitable for

• Reading books, newspapers and magazines
• Working on computers and mobile devices at close range
• Crafts such as sewing, knitting and model making
• Filling forms, reading labels and small-print documents

Key specifications

• Diopter strength: +2.50 for near vision magnification
• Frame color: black
• Lens type: pre-focused single-vision reading lenses
• Fit: standard, unisex design suitable for general use
• Weight and build: lightweight construction for comfort

How to use

Put on the Zippo reading glasses when performing tasks that require clearer near vision. Position the frames so the lenses align with your eyes and adjust the temples for a secure fit. Use them for focused close work such as reading or detailed handwork; remove them for distance viewing. Store the glasses in a protective case or soft pouch when not in use to prevent scratches and maintain lens clarity.

Usage recommendations

For best results, use these +2.50 Zippo optical readers for activities at typical reading distance (about 30–40 cm). If you experience persistent eye strain, double vision, headaches, or require different correction for each eye, consult an eye-care professional for a personalized assessment.