Several magnifiers include built-in lighting: headband magnifiers use LED headlamps (battery powered), desktop models use bright COB LED arrays and can offer USB or battery power, and some slide viewers use LED backlights.
There are thin Fresnel credit-card style magnifiers and small handheld lenses designed for portability; the Fresnel card magnifiers are explicitly described as wallet-size and several list very small dimensions.
Some reading/safety eyewear combine magnification with sun protection and safety ratings, including tinted or bifocal safety glasses that list UV400 protection and impact-resistant lenses meeting ANSI Z87 standards.
Certain desktop magnifiers pair a larger main aspheric lens (about 2x) with a built-in higher-power spot lens (for example a 5x spot) to let you switch between wider viewing and a concentrated close-up area.
Across these listings magnifications include headband loupe ranges of about 1.8X–4.8X, desktop/main lenses around 2x (often with a 5x spot lens), pocket/Fresnel lenses near 3x, and larger handheld magnifiers up to 6x.
The results include wearable headband/loupe-style magnifiers designed for hands-free close work and desk/desktop magnifiers with flexible goosenecks or stands for hands-free use.
These listings mention impact-resistant polycarbonate lenses meeting ANSI Z87 in some safety models, UV/UV400 protection for tinted readers, scratch-resistant optical lenses, tough rubber frames to reduce shattering, and reinforced grips.
Many handheld and desktop magnifiers are listed for those inspection tasks: large handhelds (for example 6x) and pocket/Fresnel 3x lenses are mentioned for gems, jewelry, coins, and stamps, while desktop 2x aspheric magnifiers (often with a spot lens) are described for hobby inspection and fine work like soldering and jewelry design.