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【Triple Cooling System】 The Fresnel lens achieves maximum efficiency in heat dissipation through passive cooling fans, physical heat dissipation holes, and metal heat-conducting plates. Compatible with Bowens mount COB LED lights with less than 600W output to ensure maximum longevity.
【One-Handed Focus Adjustment】 SmallRig RA-F150 Fresnel Lens is a pro-focusing attachment that allows more accurate flooding and spotting light onto any given object or scene. Simply rotate the focus button with one hand without any risk of burning your hand by the lens body; adjust the flooding and spotting light output from 10° to 40° beam angle.
【13.2x Light Output Illumination】 The spot lens adopt high-transparency, high-temperature-resistant borosilicate glass, using the process of high-temperature lamination, can enhance the glass's heat resistance, also improving the glass's transparency and light transmittance. It achieves a maximum brightness increase of 13.2 times.
Great for Visual Aid education, Solar heating experiment, Solar Cooking outside, DIY Solar concentrator, Scientific Research, Magnifying.
Diameter 300mm(11.81") with different options on focal length
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This 3 Pack of Best Glide ASE Fresnel Lenses is approximately 2" x 3.5" and comes in a protective sleeve. It is made of Optical PVC and weights less than an ounce.
Emergency Fire Starter - The Best Glide ASE Fresnel Lens works as a survival fire starter on sunny days to light your tinder.
4X Magnification - The Best Glide ASE Fresnel Lenses provide up to 4X Magnification to make it easier to read small print or in low light situations.
Ruler - a 3 inch standard and 7.5 centimeter metric ruler printed along the edges makes measuring smaller jobs quick and easy when a larger ruler just isn't needed. The ruler is a great tool for measuring scale distance on maps as well
Compact - thin, extremely light and flexible enough to fit in your wallet, purse, backpack, first aid kit or bugout bag. Keep one handy in multiple locations for quick use
4X Magnification, 3.25" wide x 2.25" tall - Great for reading menus in low light, viewing office spreadsheets and documents, reading ingredient labels in the market or viewing small objects associated with hobbies arts and crafts. Gives your vision an extra boost when you need it
High Light Transmittance, High Efficiency in Focusing, High Precision. Great for Physics Classroom Education, Solar Heating Experiment, DIY Solar Project, Magnifying, Scientific Research
Flexible PVC material prevents cracking or shattering.
Protective bag keeps magnifier lens safe and clean.
Main highlights
Clear Reading Magnification
4 Pack of reading magnifier lenses: let you see more clearly when you are reading. Lightweight and portable: small size 8.5 x 5.5 cm.
Portable Everyday Use
Useful helper in life: portable magnifier is good for reading small print, fits in wallet or pocket, and can be a fire starter outdoors.
Highly Praised Durability
Arrived on time and works as advertised. Great value for the money. Flexible, won't crack or shatter, fits in wallets, and provides clear magnification.