Dongguan Wufan Optical Electronic Technology Co.,Ltd

.gtr-container-7f3e9a { font-family: Verdana, Helvetica, "Times New Roman", Arial, sans-serif; color: #333; line-height: 1.6; padding: 16px; max-width: 100%; box-sizing: border-box; } .gtr-container-7f3e9a p { font-size: 14px; margin-bottom: 1em; text-align: left !important; word-break: normal; overflow-wrap: normal; } .gtr-container-7f3e9a-intro-text { font-size: 16px; font-weight: bold; margin-bottom: 24px; text-align: left !important; } .gtr-container-7f3e9a-section-title { font-size: 18px; font-weight: bold; margin-top: 32px; margin-bottom: 16px; color: #01A3A4; text-align: left !important; } .gtr-container-7f3e9a-subsection-title { font-size: 16px; font-weight: bold; margin-top: 24px; margin-bottom: 12px; color: #555; text-align: left !important; } .gtr-container-7f3e9a ul { list-style: none !important; padding-left: 20px; margin-bottom: 1em; } .gtr-container-7f3e9a ul li { position: relative; margin-bottom: 0.5em; font-size: 14px; text-align: left !important; list-style: none !important; } .gtr-container-7f3e9a ul li::before { content: "•" !important; position: absolute !important; left: 0 !important; color: #01A3A4; font-size: 1.2em; line-height: 1; } .gtr-container-7f3e9a ol { list-style: none !important; padding-left: 25px; margin-bottom: 1em; } .gtr-container-7f3e9a ol li { position: relative; margin-bottom: 0.5em; font-size: 14px; text-align: left !important; list-style: none !important; } .gtr-container-7f3e9a ol li::before { content: counter(list-item) "." !important; position: absolute !important; left: 0 !important; color: #01A3A4; font-size: 1em; line-height: 1; width: 1.5em; text-align: right; } .gtr-container-7f3e9a-table-wrapper { overflow-x: auto; margin-bottom: 24px; } .gtr-container-7f3e9a table { width: 100%; border-collapse: collapse !important; border-spacing: 0 !important; margin-bottom: 0; min-width: 600px; } .gtr-container-7f3e9a th, .gtr-container-7f3e9a td { border: 1px solid #ccc !important; padding: 10px 12px !important; text-align: left !important; vertical-align: top !important; font-size: 14px !important; word-break: normal; overflow-wrap: normal; } .gtr-container-7f3e9a th { font-weight: bold !important; background-color: #f0f0f0; color: #333; } .gtr-container-7f3e9a tbody tr:nth-child(even) { background-color: #f9f9f9; } .gtr-container-7f3e9a strong { font-weight: bold; color: #01A3A4; } @media (min-width: 768px) { .gtr-container-7f3e9a { padding: 24px 40px; } .gtr-container-7f3e9a table { min-width: unset; } } In B2B magnifier selection, value is defined not only by optical specifications but also by wearing comfort, form‑factor flexibility, and power management. Model 8039-9C addresses three core pain points – neck pressure marks, single‑scenario limitation, and unknown battery status – through a custom‑molded widened soft‑touch tube, a 3‑in‑1 design (desk/hand/neck), and a visualized battery system. This article provides a spec‑based technical analysis. Widened Soft‑Touch Tube – Engineering Solution for Neck Marks Contact area: from line contact to surface contact Conventional neck‑worn magnifiers typically use round‑section silicone tubes, creating line contact with the neck, resulting in concentrated pressure. The 8039-9C features a custom‑molded fan‑shaped tube with an arc‑flattened profile, achieving surface contact. The contact width is significantly increased compared to a standard round tube (based on the flattened mold design). The distributed load reduces localized pressure, eliminating red marks or indentations after prolonged wear. Surface finish: soft‑touch paint The tube is coated with soft‑touch paint, delivering three engineering benefits: Optimized tactile feel – a smooth, skin‑friendly texture that reduces friction. Anti‑slip damping – provides moderate grip to prevent gravity‑induced sliding, minimizing readjustment. Stain resistance – a dense surface that repels skin oils and dust; easily wiped clean with a damp cloth. Lightweight foundation: 425g net weight Total net weight is 425g. Combined with the widened fan‑shaped tube (contact area significantly larger than a round tube), the load per unit area is reduced. Lightweight construction is a prerequisite for pressure relief – no tube design can eliminate marks if the body is too heavy. 3‑in‑1 Design – Desk / Hand / Neck Scenario Coverage One device integrates three independent usage modes with tool‑less switching: Mode Structural Feature Typical Applications Neck Detachable fan‑shaped tube with snap‑on connection Hands‑free reading, crafting, beauty procedures (both hands needed) Desk Integrated base (660×140×280mm) Jewelry inspection, prescription reading, sewing, tattooing Handheld Direct grip Quick label/menu checks, skin spot examination The 3‑in‑1 design replaces three dedicated tools, saves storage space (package thickness only 55mm), and eliminates the hassle of switching between devices. Visualized Battery – Real‑Time Percentage Display, No Unexpected Shutdowns Hardware specifications Battery capacity: 2000mAh Li‑ion Charging port: Type C, DC5V/2A Charging time: approx. 3 hours (0% to 100%) Runtime: 5 hours (white or warm LED only); 2.5 hours (mixed white+warm, 48 LEDs total) Visualized implementation – digital percentage display The unit features a battery display screen showing remaining power as a digital percentage (e.g., 100%, 75%, 50%, 0%). Users can know the exact battery status at a glance, without relying on vague bar‑segment estimates. When the percentage drops to a low level, they can recharge proactively, avoiding work interruptions. This design is especially valuable for salons, jewelry workshops, medical care, and other continuous operation environments – operators can quickly check the percentage between tasks and schedule charging without disrupting service. Applicable Industries & Selection Advice Personal care (beauty/tattoo) – neck mode + widened tube for prolonged facial work; warm light mode (approx. 3000K) reduces blue light exposure. Jewelry/watch repair – desk mode + 3x/5x dual PMMA lens (130mm dia., 92% transmittance) + 48‑LED ring light (24LM per LED) eliminates shadows. Medical assistance (podiatry/skin examination) – handheld or desk mode as needed; percentage battery display supports multi‑shift daily use. Industrial / hobby inspection – 3‑in‑1 form adapts to different workstations; widened tube reduces fatigue during extended wear. Maintenance & Notes Tube cleaning – wipe gently with a soft cloth moistened with water or mild detergent. Do not use alcohol or solvents – they will damage the soft‑touch coating. Battery care – if storing for extended periods, charge to approx. 50% every 3 months to avoid over‑discharge. Mode switching – the neck tube uses a snap‑on/off design; detach by pulling gently along the slot direction. Do not force.

.gtr-container-x7y2z9 { font-family: Verdana, Helvetica, "Times New Roman", Arial, sans-serif; color: #333; line-height: 1.6; padding: 16px; max-width: 100%; box-sizing: border-box; } .gtr-container-x7y2z9 p { font-size: 14px; margin-bottom: 1em; text-align: left !important; word-break: normal; overflow-wrap: normal; } .gtr-container-x7y2z9 .gtr-heading { font-size: 18px; font-weight: bold; color: #01A3A4; margin-top: 1.5em; margin-bottom: 1em; text-align: left; } .gtr-container-x7y2z9 ul { list-style: none !important; padding-left: 20px !important; margin-bottom: 1em; } .gtr-container-x7y2z9 ul li { position: relative !important; padding-left: 15px !important; margin-bottom: 0.5em; font-size: 14px; text-align: left !important; list-style: none !important; } .gtr-container-x7y2z9 ul li::before { content: "•" !important; color: #01A3A4 !important; font-size: 1.2em !important; position: absolute !important; left: 0 !important; top: 0; } @media (min-width: 768px) { .gtr-container-x7y2z9 { padding: 24px; max-width: 960px; margin-left: auto; margin-right: auto; } .gtr-container-x7y2z9 .gtr-heading { font-size: 20px; } } Tired of dim light, narrow viewing areas, and bulky magnifiers while reading, crafting, repairing, or creating? The 8039-9R Neckband LED Magnifier is designed to solve these common frustrations, offering a versatile, user-friendly experience with its innovative 3-in-1 design and thoughtful features. Wide, Clear Field of View with a Large Lens Equipped with a high-transparency, large-diameter lens (240×170mm) made of premium optical material, this magnifier lets you see your entire workspace at once. No more constant repositioning—whether reading books, examining diagrams, or working on intricate crafts, you get a clear, wide view that reduces eye strain. Eye-friendly Ring-shaped LED Lighting 96 evenly distributed high-brightness LED beads provide 360° shadow-free illumination. With flexible light-guiding technology, harsh point light is converted into soft, uniform surface light, eliminating glare and flicker. This ensures gentle, comfortable lighting for extended use, even in low-light environments. Rechargeable with Visualized Battery Display The built-in rechargeable battery (with USB-C charging) offers cord-free convenience, so you can use it anywhere without being tied to a power outlet. A digital display on the handle shows the remaining battery percentage in real time, letting you monitor power status at a glance and avoid unexpected shutdowns. 3-in-1 Design: One Magnifier for Three Uses The modular, flexible gooseneck design allows seamless switching between three modes: Neckband mode: Frees your hands for reading, knitting, or repairing Handheld mode: Portable and flexible for on-the-go detail viewing Desktop mode: Stable hands-free use for long, intricate tasks Buying the 8039-9R is equivalent to owning three separate magnifiers at a fraction of the cost. It saves space, eliminates the hassle of choosing between multiple devices, and works for every scenario. Lightweight & Comfortable for All-day Use Constructed with lightweight materials and optimized structure, the magnifier feels effortless to hold or wear for hours. The flat, flexible silicone neckband is soft and skin-friendly, conforming to your neck curve without causing pressure. The clip-on lens design allows quick, tool-free removal for easy cleaning, replacement, and storage. From seniors reading newspapers, craft lovers knitting and embroidering, to repair engineers inspecting circuits and artists creating fine details—the 8039-9R Multi-functional LED Magnifier is your reliable, all-in-one partner for every detailed task.

.gtr-container-a1b2c3d4 { font-family: Verdana, Helvetica, "Times New Roman", Arial, sans-serif; color: #333; line-height: 1.6; padding: 20px; overflow-x: auto; box-sizing: border-box; max-width: 100%; } .gtr-container-a1b2c3d4 p { font-size: 14px; margin-bottom: 1em; text-align: left !important; word-break: normal; overflow-wrap: normal; } .gtr-container-a1b2c3d4 .gtr-section-heading { font-size: 18px; font-weight: bold; color: #01A3A4; margin-top: 2em; margin-bottom: 1em; text-align: left; } .gtr-container-a1b2c3d4 .gtr-custom-ul { list-style: none !important; padding-left: 20px; margin-bottom: 1em; } .gtr-container-a1b2c3d4 .gtr-custom-ul li { list-style: none !important; position: relative; padding-left: 20px; margin-bottom: 0.5em; font-size: 14px; text-align: left !important; } .gtr-container-a1b2c3d4 .gtr-custom-ul li::before { content: "•" !important; position: absolute !important; left: 0 !important; color: #01A3A4; font-size: 1.2em; line-height: 1; } .gtr-container-a1b2c3d4 .gtr-custom-ol { list-style: none !important; padding-left: 25px; margin-bottom: 1em; counter-reset: list-item; } .gtr-container-a1b2c3d4 .gtr-custom-ol li { list-style: none !important; position: relative; padding-left: 25px; margin-bottom: 1em; font-size: 14px; text-align: left !important; } .gtr-container-a1b2c3d4 .gtr-custom-ol li::before { content: counter(list-item) "." !important; position: absolute !important; left: 0 !important; color: #01A3A4; font-weight: bold; width: 20px; text-align: right; } .gtr-container-a1b2c3d4 img { display: block; margin: 1em 0; } @media (min-width: 768px) { .gtr-container-a1b2c3d4 { padding: 30px 50px; } .gtr-container-a1b2c3d4 .gtr-section-heading { font-size: 20px; margin-top: 2.5em; margin-bottom: 1.2em; } .gtr-container-a1b2c3d4 p { margin-bottom: 1.2em; } .gtr-container-a1b2c3d4 .gtr-custom-ul { padding-left: 25px; } .gtr-container-a1b2c3d4 .gtr-custom-ul li { padding-left: 25px; } .gtr-container-a1b2c3d4 .gtr-custom-ol { padding-left: 30px; } .gtr-container-a1b2c3d4 .gtr-custom-ol li { padding-left: 30px; } } I. How a Magnifying Glass Works A magnifying glass uses a convex lens to focus light at a single point, making objects appear larger. Typically, the magnification of a magnifying glass is determined by the curvature of the lens and its focal length; the higher the magnification, the more detail can be observed. Whether for scientific experiments, jewelry appraisal, or everyday reading, a magnifying glass serves a unique purpose. II. How to Use a Magnifying Glass Select the appropriate magnification: When using a magnifying glass, the first step is to choose the appropriate magnification. Generally, a 3x to 5x magnifying glass is sufficient for everyday reading and observation, while higher magnifications are recommended for detailed work such as jewelry appraisal or insect observation. Adjust the Distance to Find the Optimal Focus: A magnifying glass must be held at a certain distance from the object being observed; being too close or too far away will affect clarity. Typically, adjusting the distance between the magnifying glass and the object to the focal length will yield the clearest image. Maintain stability: When observing with a magnifying glass, keeping your hands steady is crucial, especially during detailed tasks. You can use a stand to secure the magnifying glass, thereby reducing shaking and ensuring a clear, stable image. III. Types of Magnifying Glasses and Their Applications Handheld magnifying glasses: This is the most common type, suitable for short-term observation. Handheld magnifying glasses are portable and are often used for reading, consulting maps, and similar tasks. Desktop magnifying glass: Comes with a stand that can be secured to a desk, making it ideal for tasks requiring extended use, such as electronics repair and model building. It frees up the user’s hands and provides greater stability for observation. Head-mounted magnifying glasses: This type of magnifying glass features an adjustable headband and is commonly used for precision work such as soldering electronic components and engraving jewelry, allowing users to perform detailed observations for longer periods of time. Microscopic magnifying glasses: Microscopic magnifying glasses typically offer high magnification and are suitable for specialized fields such as insect observation and the study of biological sections. Neck-strap magnifying glass: Available in multiple styles, this product supports three usage modes—neck-strap, handheld, and desktop stand—allowing you to switch between them as needed. For those who spend long hours reading books, newspapers, or magazines, it puts an end to sore arms. IV. Care and Maintenance of Magnifying Glasses To extend the service life of a magnifying glass and maintain its optical performance, proper daily care is essential: Clean the lenses regularly: Wipe the lenses with a soft lens cloth or specialized lens cleaning solution to prevent dust and fingerprints from affecting visibility. Avoid high-temperature environments: High temperatures can cause the lenses to warp. Magnifying glasses should be stored in a cool, dry place away from direct sunlight. Proper Storage: After use, return the magnifying glass to its protective case to prevent lens scratches and accidental damage. V. Applications of Magnifying Glasses in Various Fields Scientific Research: In scientific fields such as biology and physics, magnifying glasses help researchers observe minute samples and phenomena, enhancing the accuracy of experiments. Jewelry Appraisal: Magnifying glasses are essential tools for jewelry appraisers, allowing them to examine the internal characteristics and flaws of gemstones to help determine their value. Medical Field: In the medical field, magnifying glasses are used to examine skin lesions and observe details during surgery, serving as vital aids for doctors. Daily Life: In daily life, magnifying glasses help the elderly read small print, examine complex circuit diagrams, and more, enhancing convenience. Through an in-depth analysis of how magnifying glasses work, we can see that they are more than just simple magnification tools. Through ingenious optical design, they combine optical principles with practical applications, opening a window for us to observe the microscopic world. In modern society, magnifying glasses are ubiquitous; they allow us to see details more clearly and discover the wonders and marvels hidden throughout the world.