Reading Glasses Zippo 31Z-B20-BLK, +2.50 magnification, black frame

Zippo 31Z-B20-BLK reading glasses provide simple, reliable near-vision correction with a +2.50 diopter lens in a black frame. Designed for everyday reading and close work, these lightweight glasses reduce eye strain during prolonged near tasks and offer a practical solution for use at home, in the office or while traveling. The classic black frame combines understated style with functional optics to support clear focus at typical reading distances.

Advantages

These reading glasses deliver a consistent +2.50 magnification for sharp close-up vision and easier reading of text such as books, labels and screens. The lightweight construction and compact form factor make them comfortable for extended wear and convenient to carry. The neutral black frame provides a versatile look that suits a variety of personal styles and settings while keeping the optical correction discreet.

Suitable for

• Reading books, newspapers and printed materials
• Working on smartphones, tablets and other small screens
• Close-up hobbies such as sewing, knitting or model making
• Office tasks that require near focus, like paperwork or detailed inspection
• Travel use when a portable, dependable reading aid is needed

Key specifications

• Magnification: +2.50 diopters
• Frame color: black
• Lens type: single-vision reading lenses for near-distance correction
• Intended use: near vision/reading
• Design: lightweight, full-rim frame

How to use

Put on the Zippo reading glasses when engaging in tasks at typical reading distance (about 30–40 cm) to obtain clear near vision. Adjust the frame on the nose and ears for a comfortable fit and ensure the lenses align with your pupils for optimal clarity. Clean lenses regularly with a soft microfiber cloth and an appropriate lens cleaner to maintain visual performance and avoid scratches. Remove the glasses when switching to distance viewing.

Usage recommendations

For sustained near work, take regular breaks to relax focusing muscles and reduce eye fatigue. If you experience persistent visual discomfort, headaches or require different prescriptions for intermediate distances or astigmatism, consult an eye care professional to determine whether alternative or additional optical solutions are necessary.