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Eyekepper Acetate Frame Blue Light Blocking Computer Glasses-Yellow Tinted Lens Eyeglasses (Black, 1.00) XfNcPUDEib

£81.72  £30.43
Save: 63% off

  • Model: XfNcPUDEib
  • 876 Units in Stock

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  • Eyekepper BB60 lenses - Transparent lenses with 12 layer yellowish coating. 100% UV protection.
  • Test via the spectrometer(the performance of blue light blocking): block 35% within 500nm, block 42% within 490nm, block 49% within 480nm, block 55% within 470nm, block 60% within 460nm, block 64% within 450nm, block 67% within 440nm, block 77% within 430nm, block 97% within 420nm, block more than 99% within 400nm-410nm.
  • 20% color distortion due to 30% blue color was filtered out.
  • The lenses block 30% blue color of online test for color filtering properties. Please check Eyekepper BB90 and BB98 lenses if you need block more blue color and blue light.
  • PRODUCTS DIMENSION - Frame material is Metal, Lens width about 2 1/16 inches (52mm), Frame width about 5 7/16 inches (138mm), Lens height about 1 5/16 inches (34mm), Frame height about 1 1/2 inches (38mm), Bridge (DBL) about 1/2 inch (13mm), Temple length about 5 5/16 inches (135mm), with Spring Hinges, Lenses is Aspheric, fit medium to wide head size.




Product Description

  • Per the Occupational Safety & Health Administration: The preferred viewing distance for VDTs ranges between 18 and 24 inches (45.72 and 60.96 centimeters, respectively)
  • Filters 100% of the most damaging low-level blue and nearly 100% high energy visible light from tablets, phones, TV, computers and more.
  • This glasses lenses code is BB60 of the Eyekepper blue block glasses.

Before test

Non blue light blocking for wavelength 395nm-500nm

Data for Eyekepper's BB60

60% blue light blocking for wavelength 395nm-500nm

Data for Eyekepper's BB90

90% blue light blocking for wavelength 395nm-500nm

Data for Eyekepper's BB98

98% blue light blocking for wavelength 395nm-500nm

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EYEKEPPER LENS CODE BB60 BB90 BB98 / /
LENS COLOR Transparent lens with 12 Layer Coating of Eyekepper Amber Tinted with 12 Layer Coating of Eyekepper Orange Tinted with 12 Layer Coating of Eyekepper Normal Transparent lens Light Tinted Lens with 5 Layer Coating
BLUE LIGHT BLOCK (395nm~500nm, average value) About 60% About 90% Nearly 100% / About 30%
UV PROTECT (<400nm) 100% 100% 100% / 100%
VISIBLE LIGHT (>550nm) About 90% About 80% About 60% About 95% About 85%
VISUAL COLOR DIFFERENCE LEVEL Almost no color difference Medium color difference Serious color difference Almost no color difference Less color difference
RGB TEST ONLINE 30% variation of blue light tests online 70% variation of blue light tests online 95% variation of blue light tests online Could not passed Could not passed

Blue Light Protection Test with Spectrum Analyzer

  • Spectrum analyzer-Use to test different wavelength from 280nm to 780nm,e.g 400nm,430nm,460nm and 550nm

Blue Light Protection Test with Blue Light Meter

  • Use to test wavelength is 430nm - 460nm
  • The data of left is visiable light
  • The data of middle is blue light remaining
  • The data of right is UV light remaining

Blue Light Protection Test with UV Pen Shape Light and Card

  • Only use to test the data less than 400nm for UV light ,can not use to test the blue light for wavelength more than 400nm

Blue Light Protection Test with Additive Color Model (light, RGB)

  • Only use to test the data more than 400nm for visible blue light
  • Color is transmitted through transparent media.
  • All colors added together = white.
  • The absence of light = true black.
  • Because computer graphics, websites, and other digital presentations are projected/transmitted with light, screen-targeted graphics should be saved in this color model, or “RGB Mode.”

Spectrum analyzer

Blue light meter

UV pen shape light and card

Additive Color Model (light, RGB)

Eyekepper's optical performance meter

Eyekepper will test below data before shipment via the optical properties meter

  • Strength/Diopters
  • Pupil distance
  • Horizontal position
  • Prism
  • Eyesight-astigmia

Radiation protection test

  • Left photo is show without Eyekepper anti radiation lenses,you will find the warning light and alarm
  • Right photo is show with Eyekepper anti radiation lenses,you will not find the warning light and alarm

Note

To avoid damage the blue block glasses, never clean the glasses with thefollowing:

  • paper towels
  • clothing
  • alcohol
  • household detergents
  • soaps

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Product information

Size: +1.00|Colour: Black Frame-bb60 Lens Expand General Information
Units1 count
Country of originChina
BrandEyekepper
Additional Information
ASINB07LG3VBP6
Customer Reviews 4.0 out of 5 stars 23 customer reviews
Shipping Weight86.2 g
Delivery Destinations:Visit the Delivery Destinations Help page to see where this item can be delivered.
Date First Available18 Dec. 2018
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Product information

Size: +1.00|Colour: Black Frame-bb60 Lens Expand General Information
Units1 count
Country of originChina
BrandEyekepper