Rectangle Blue Light Blocking Reading Glasses Model 4202 Black 2.50 Clear, practical reading glasses designed for screen and close work. These rectangle readers combine blue light filtering lenses with a spring hinge frame and a unisex fit to support comfortable, focused reading and digital use. Strength 2.50. Key benefits Blue light filtering lenses: reduce exposure to energy blue light from digital screens to lessen visual distraction during extended screen use. Reliable fit: spring hinge construction provides flexible, secure temple movement for comfortable wear across a range of face shapes. Readable, consistent magnification: 2.50 strength provides a consistent reading power for tasks that need close focus. Unisex rectangle design: clean, modern shape that suits professional and casual settings. What makes these glasses stand out Purposebuilt for digital reading and close work with explicit blue light filtering and a stable spring hinge. Simple, neutral black finish that pairs with most outfits and work settings. Model 4202 specification ensures you get the intended frame style and magnification. Function and compatibility Function: reading and neartask viewing with partial blue light filtration for digital devices. Compatible with: computer monitors, laptops, tablets, smartphones, ereaders, printed text and other nearvision tasks. Strength: 2.50 reading power, suited to users who require this specific magnification for close work. Practical use scenarios Office work: Use when reading reports, emails, spreadsheets and viewing multiple monitors during long work sessions. Study and research: Suitable for students and professionals who read textbooks, articles or digital documents for extended periods. Travel and leisure: Ideal for reading on planes, trains or in lowlight conditions when using a tablet or ereader. Fit, care and expectations Fit note: Spring hinge helps maintain a comfortable secure fit without constant adjustment. Design is unisex and rectangle in shape. Care: Clean lenses with a soft microfiber cloth and appropriate lens cleaner to maintain clarity. What to expect: Consistent 2.50 magnification for close tasks and a design intended for repeated daily use with digital devices. Model and color Model: 4202 Color: Black Strength: 2.50 Choose these rectangle reading glasses when you need a straightforward nearvision solution for screen and print tasks with a spring hinge for added comfort and a blue light filtering feature for digital use.