The magnifying glass is one among the foremost ancient optical (related to the eye) devices best-known to science. Thousands of years past Egyptians used chips of crystal or volcanic glass (a style of shiny stone) to raised read little objects. In Rome Emperor Nero Claudius Caesar Drusus Germanicus (a.d. 37-68) was best-known to own peered through gemstones at actors on a far off stage. The primary scientific instrument created for scientific functions is believed to own been designed by land thinker monastic (circa 1220-1292) someday throughout the thirteenth century.
Most magnifying glasses are double-convex lenses and are wont to create objects seem larger. This is often accomplished by putting the lens near the thing to be viewed. During this means the sunshine rays are bent toward the middle of the lens. Once these bent rays reach the attention they create the thing seem a lot of larger than it truly is. However, if the thing is way enough off from the lens, the image can flip, showing smaller and the wrong way up. The gap at that this flip happens is doubly the focal distance (the distance from the optical center of a lens to the purpose wherever the sunshine rays converge) of the lens. The focal distance of any lens is set by the number of curve on the lens’ face. The exaggerated image is termed reflation whereas the smaller, inverted image is termed the important image.
Many people have used a light microscope and daylight to ignite a chunk of paper. Once the lens is control at specifically 2 focal lengths from the paper, all of the sunshine is targeted into a little purpose, generating enough heat to start out a hearth.
Professional Magnifying Glass [3x 10x 45x w/ 3 LED Lights] Handheld Magnifier
- UP TO 15X MAGNIFICATION TO HELP YOU SEE THE TINIEST DETAILS – Use this magnifier for reading maps, doing fine stitch work, or magnifying virtually any text to make it more visible and easier to read.
- COMPACT DESIGN FOR CARRYING IN POCKET OR PURSE – This magnifier packs a lot of punch in a small footprint
Insten 10X Handheld 10X Magnifier Magnifying Glass with Handle for Science
- This magnifying glass is the ideal tool for home, office and travel. Great for reading, close inspection if items like hallmarks, stamps, coins, etc.
- Compact and lightweight design.
- Magnification: 10 X. Lens diameter: 50mm
- Material: High-quality metal, optical glass lenses.
Magnifier 3 LED Light, Marrywindix 3X 45X Handheld Magnifier Reading Magnifying Glass
|Item Weight||0.353 ounces|
Kadaon 10X Antique Mahogany Handle Magnifier Reading Magnifying Glass
- 3.2 in 10x handheld magnifying glass for extra sharpness and clarity suitable for viewing small print or objects
- It’s ideal for magnifying jewelry, painting, carving, handcraft, stamps, sewing, repairing a small fitting, read small print on bottles etc
Magnifying Glass with Lights BearMoo Magnifier 3 LED 3X 45X Handheld Illuminated
- ★ High Clarity With Crystal Glass Lens: with hard and anti-scratching feature, this 3 inches quality glass lens (3X+45X magnification lens) makes superb quality image without distortions.Please pay attention to close to the point slightly which can prevent from upside down.
BearMoo 5.5 Inch Extra Large Magnifying Glass with Light 2X Lens 5X Zoom
|Number of Items||1|
10X Handheld Magnifier, Reading Magnifier Loupe Glasses 10X with Rosewood Handle
- Lens Magnifications: 10X; Selectable Round Lens Diameter: 80mm
- Rims Material: Metal; Handle Material: Rosewood; Lens Material: Optical Glass Lenses.
- Various Scene: The magnifying glass is the ideal magnifying tool for home, office, classroom and travel.
Carson MagniView 2x Lightweight Hand-Held Magnifier with 4.5x Spot Lens
- 2x Power Hand-Held Acrylic Scratch Resistant Magnifier with 4.5x Power Spot Lens | Lens Diameter: 3.25 inches
- Contains a built-in ergonomic thumb groove on the handle of the magnifying glass for added comfort and stability
Magnifying Glass with Light,Dual Resin Lens 2X 5X,Adjustable Handheld Magnifier
- LED: Product adopts 10 annularly-arranged high brightness LEDs which have soft bright lightand and can alleviate visual fatigue. Internally-installed connstant current pressure-boostingcircuit can realized 60000 hours service lifetime. 8-hour continuous lighting is available due to two AA high-performancealkaline batterries.
obmwang 3 LED Light 3x 45x Handheld Magnifier Illuminated Reading Magnifying Glass
- MATERIAL: The magnifier is made of high quality glass. White Energy-efficien LED bulbs require 3 AAA batteries lasting for a long time (batteries not included) The stylish color combined black and white.
- SPECIFICATION: The glass lens can reach 3X to 45X magnification.
Magnifying Glass 3X Handheld Reading Magnifier - 100MM Large Magnifying Lens
- ❤LARGE MAGNIFYING LENS – No squinting anymore when reading the books! With hard and anti-scratching feature, our 100MM quality glass lens makes superb quality image without distortions. Great for books pages papers Insect and Hobby Observation
MagniPros 3X Large Wide Horizontal Handheld Magnifying Glass
- ★ LARGE & WIDE HORIZONTAL ACRYLIC LENS: The rectangular lens especially simulated the way we naturally view things, the magnifying lens covers large viewing area without having your hands move all the time, lens is measured 4.35″x 2.7″ and magnifies up to 300%.
- ★ HIGH QUALITY OPTICAL GRADE LENS: Ideal for reading/viewing small prints Map, Newspaper, Magazine and also great for eye conditions such as aging eyes, macular degeneration.
YiFeng 30X x 36mm Optics Loupes Magnifier Magnifying Glass Lens Portable
- Magnification: 30X. Effective diameter: 36mm. Material: Zinc alloy (black paint), two optical glass lens coating.
- Great product for the watch making industry, specially for inspecting those tiny objects. You can get an extremely close view of the tiniest details.
Magnifying glass and lens 3X handheld magnifier - 3.95 inch large reading glass
- Oversized view: large size with 3.95 inch wide, 3X magnifying glass provides you with a broader vision with no distortion.
- Crystal clear: an ideal aid for reading books, newspaper, maps, viewing fine details for inspection, observation, repair, coins, insects. Could be a great help to seniors, kids and professionals.
- Non-slip soft rubber handle: round soft rubber handle with no-slip design makes this easy to hold and offers ergonomic comfortable.
- Stylish design: the features with compact and stylish design, portable light weight are deserved as an ideal gift to the seniors and kids.
- 100% satisfaction guarantee No-hassle replacement or money back guarantee. Your positive feedback are extremely valuable for us. If you are not satisfied with your purchase, please reach out to us and we will resolve any issue within 2 business days.
Carson SureGrip 2x Soft-Grip Glass Magnifier with 10x Spot Lens (SG-10)
- Scratch Resistant 2X Glass Magnifier | The spot lens that is built into the handle is made of acrylic but the main lens is made of glass
- SureGrip Rubberized Ergonomic Handle | Weight: 5.6 ounces.
- Soft Padded Zipper Pouch Included
- 90mm (3.5 inch) 2X Glass Primary Lens with Durable Plastic Rim
Extra Large 30X Magnifying Glass with 12 Bright LED Lights, Handheld Lighted Magnifier
- **Oversize View**: Jumbo 4.1 inch scratch-resistant magnifying glass with 30X magnification
- ** Optical Quality**: Clear magnifying lens with comfortable ergonomic handle suitable for seniors, people with low vision, and macular degeneration
SE MM2024 2X Chrome-Plated Handheld Magnifier
- Classic style magnifier still popular for its effective simplicity
- Precision ground 4″ diameter glass lens magnifies objects with minimal distortion
- Power 2x magnification for reading small prints, texts, or working with small parts and objects
BXT BigEye 10X Magnifier Magnifying Glass Diameter 90mm/ 3.5"
- Brand new and high quality. Magnifying Power : 10X.
- Basic, durable viewing device,three size.
- Lightweight thanks to a high quality, clear acrylic len.
- Weight : 153g; Diameter : 90mm/ 3.5″;Handle Size (Approx.) : 75 x 12mm/ 3″ x 0.47″ (L*Dia.) Package Content : 1 x Magnifier.
- Shipping from USA within 1-2 busienss days. Considerate after-sale service. USPS/UPS tracked along your package!
10X Handheld Classic Metal Magnifier Reading Magnifying Glass Lens Jewelry Loupe 75mm (Copper)
- Made of premium alloy metal frame and handle, glass lens.
- Light and portable, convenient to carry around.
- Exquisite retro design and comfortable ergonomic handle.
- Ideal for reading, jeweler evaluating, stamps observation etc.
Magnifying Glass with LED Light, Lightweight Handheld Lighted 4x Magnifier
- 4X MAGNIFICATION FOR CLARITY- This magnifier provides great optical clarity which will make small print easier to read and help you focus in on miniscule projects. With 4x magnification, you will no longer need to squint or strain your eyes to bring anything into view.
- 6 BRIGHT LED LIGHTS – The 6 built-in, light-emitting diode lights will shine light on any project, making it clearer and easier to view.