Eyekepper Computer Glasses,UV Protection Eyeglasses with Genuine Austrian Crystals Women,Blue +0.00

Eyekepper BB40 lenses - transparent lenses with coating.100% UV protection.

The lenses do not block blue color of online test for color filtering properties.Please check Eyekepper BB60,BB90 and BB98 lenses if you need block blue color and block more blue light.

Test via the spectrometer(the performance of blue light blocking): block 29% within 500nm, block 32% within 490nm, block 33% within 480nm, block 35% within 470nm, block 36% within 460nm, block 37% within 450nm, block 39% within 440nm, block 51% within 430nm, block 93% within 420nm, block more than 99% within 400nm-410nm.

Almost no color distortion.

PRODUCTS DIMENSION-Frame material is Plastic,Lens width about 1 15/16 inches(50mm),Frame width about 5 3/16 inches(131mm),Lens height about 1 inches (26mm),Frame height about 1 3/16 inches (30mm),Bridge (DBL) about 1/2 inches(12mm),Temple length about 5 1/8 inches (130mm),with Spring Hinge

Retail Price: $ 12.99

Wholesale Price: Inquire Now

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Product introduction

Shipping Notices

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 90% high energy visible light from tablets, phones, TV, computers and more.
Our lenses code is BB40 for the Eyekepper violet block glasses.
We are one of small manufacturer,if you want to custom the different strength for each eye please let us know. （Paid customization）

Performance via spectrum analyzer


Data for Eyekepper's BB40 40% 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 Nearly 100% blue light blocking for wavelength 395nm-500nm



EYEKEPPER CODE	/	BB40	BB60	BB90	BB98
LENS COLOR	Normal Transparent lens	Transparent lens with 7 Layer Coating of Eyekepper	Transparent lens with 12 Layer Coating of Eyekepper	Amber Tinted with 12 Layer Coating of Eyekepper	Orange Tinted with 12 Layer Coating of Eyekepper
BLUE LIGHT BLOCK (395nm~500nm, average value)	/	About 40%	About 60%	About 90%	Nearly 100%
UV PROTECT (<400nm)	/	100%	100%	100%	100%
VISIBLE LIGHT (>550nm)	95%	About 90%	About 90%	About 80%	About 60%
VISUAL COLOR DIFFERENCE LEVEL	Almost no color difference	Almost no color difference	Low color difference	Medium color difference	Serious color difference
RGB TEST ONLINE	Could not passed	Could not passed	30% variation of blue light tests online	70% variation of blue light tests online	95% variation of blue light tests online

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 450nm
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

Spectrum analyzer

Blue light meter

UV pen shape light and card

Eyekepper's optical performance meter


Eyekepper will test below data before shipment via the optical properties meter Strength Pupil distance Horizontal position Astigmatism Prism	Blue light Spectral distribution If you are unfamiliar with blue light it's right next to UV light on the spectrum of light. It is comprised of very high energy and a low wavelength very similarly to UV light. All of our electronic devices with a back-lit screen give off large quantities of blue light (Iphones, Ipod, Laptop, Computer TV.) T his blue light messes with our internal clock making us think it's mid day when really it can be closer to night and stops our body from naturally producing the melanin that helps us fall asleep late at night	Note To avoid damage the violet block glasses, never clean the glasses with thefollowing: paper towels clothing alcohol household detergents soaps


	Oprah Blue Light Blocking Reading Glasses Anti Glare Digital Eyestrain Reader	Blue Light Blocking Glasses Amber Tint Anti Glare UV Digital Eyestrain	Vintage Computer Glasses for Women Men Reading Computer Screen	Blue Blocking Glasses Anti UV Rays Orange Filter Readers	Blue Blocking Amber Glasses for Sleep Nighttime Eye Wear Special Orange Tinted	Blue Light Filter Glasses for Men Women Reading Computer Blocking UV Rays

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After Sale Service:

1 Insurance Policy: Learn more

2 The rules apply and summit for receive compensation

3 The conditions of accrual for amount insurance

5 Damage to the parcel during international shipping, which resulted in damage to the goods in it

6 Loss of individual goods under international shipment The absence individual goods in the parcel

7 Non-compliance individual goods in color, size, complications Damage to the goods during international shipment

8 Returns Policy: Learn more

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Eyekepper Computer Glasses,UV Protection Eyeglasses with Genuine Austrian Crystals Women,Blue +0.00

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Product introduction

Shipping Notices

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 90% high energy visible light from tablets, phones, TV, computers and more.
Our lenses code is BB40 for the Eyekepper violet block glasses.
We are one of small manufacturer,if you want to custom the different strength for each eye please let us know. （Paid customization）

Performance via spectrum analyzer


Data for Eyekepper's BB40 40% 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 Nearly 100% blue light blocking for wavelength 395nm-500nm



EYEKEPPER CODE	/	BB40	BB60	BB90	BB98
LENS COLOR	Normal Transparent lens	Transparent lens with 7 Layer Coating of Eyekepper	Transparent lens with 12 Layer Coating of Eyekepper	Amber Tinted with 12 Layer Coating of Eyekepper	Orange Tinted with 12 Layer Coating of Eyekepper
BLUE LIGHT BLOCK (395nm~500nm, average value)	/	About 40%	About 60%	About 90%	Nearly 100%
UV PROTECT (<400nm)	/	100%	100%	100%	100%
VISIBLE LIGHT (>550nm)	95%	About 90%	About 90%	About 80%	About 60%
VISUAL COLOR DIFFERENCE LEVEL	Almost no color difference	Almost no color difference	Low color difference	Medium color difference	Serious color difference
RGB TEST ONLINE	Could not passed	Could not passed	30% variation of blue light tests online	70% variation of blue light tests online	95% variation of blue light tests online

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 450nm
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

Spectrum analyzer

Blue light meter

UV pen shape light and card

Eyekepper's optical performance meter


Eyekepper will test below data before shipment via the optical properties meter Strength Pupil distance Horizontal position Astigmatism Prism	Blue light Spectral distribution If you are unfamiliar with blue light it's right next to UV light on the spectrum of light. It is comprised of very high energy and a low wavelength very similarly to UV light. All of our electronic devices with a back-lit screen give off large quantities of blue light (Iphones, Ipod, Laptop, Computer TV.) T his blue light messes with our internal clock making us think it's mid day when really it can be closer to night and stops our body from naturally producing the melanin that helps us fall asleep late at night	Note To avoid damage the violet block glasses, never clean the glasses with thefollowing: paper towels clothing alcohol household detergents soaps


	Oprah Blue Light Blocking Reading Glasses Anti Glare Digital Eyestrain Reader	Blue Light Blocking Glasses Amber Tint Anti Glare UV Digital Eyestrain	Vintage Computer Glasses for Women Men Reading Computer Screen	Blue Blocking Glasses Anti UV Rays Orange Filter Readers	Blue Blocking Amber Glasses for Sleep Nighttime Eye Wear Special Orange Tinted	Blue Light Filter Glasses for Men Women Reading Computer Blocking UV Rays

Shipping Notices:

1 Contraband and limited items:

Clgarette,Alcohol,Contraband ?Do not accept

Liquid,cream or cosmetics items are quantity limited in shopping agent service

Chinese medicine is limited to ship by Chinese exporting goods.

2 Limitation for different shipping methods:

3 Yoybuy Product's Label:

Sensitive Product(SEN)

Product With battery

Cream

Powder

Dangerous Products

4 Volume weight Requested:

volume weight=length*height*Width/5000

one side must be less than 120cm，otherwise there is additional fee；250cm products can not be accept；

Any side must be less than 60cm，otherwise you will be charged the greater one between real weight and volume weight，more than 120cm will be not accepted.

After Sale Service:

1 Insurance Policy: Learn more

2 The rules apply and summit for receive compensation

3 The conditions of accrual for amount insurance

5 Damage to the parcel during international shipping, which resulted in damage to the goods in it

6 Loss of individual goods under international shipment The absence individual goods in the parcel

7 Non-compliance individual goods in color, size, complications Damage to the goods during international shipment

8 Returns Policy: Learn more