TrueDark Help Center

The following ranges are supported across all four compatible frames:&#xA0;<table border="1" dir="ltr" id="isPasted"><tbody><tr><td class="FirstRow FirstCol SCXW243643874 BCX8" style="width: 41.8182%;">Prescription Component </td><td class="FirstRow LastCol SCXW243643874 BCX8" style="width: 58.1818%;">Supported Range </td></tr><tr><td class="FirstCol SCXW243643874 BCX8" style="width: 41.8182%;">Sphere </td><td class="LastCol SCXW243643874 BCX8" style="width: 58.1818%;">-8.00D to +3.00D&#xA0;</td></tr><tr><td class="FirstCol SCXW243643874 BCX8" style="width: 41.8182%;">Cylinder </td><td class="LastCol SCXW243643874 BCX8" style="width: 58.1818%;">-2.00D to&#xA0;+2.00D&#xA0;(in 0.25 increments)&#xA0;</td></tr><tr><td class="FirstCol SCXW243643874 BCX8" style="width: 41.8182%;">Axis&#xA0;</td><td class="LastCol SCXW243643874 BCX8" style="width: 58.1818%;">1&#xB0;&#x2013;180&#xB0;&#xA0;</td></tr><tr><td class="FirstCol SCXW243643874 BCX8" style="width: 41.8182%;">Axis Requirement </td><td class="LastCol SCXW243643874 BCX8" style="width: 58.1818%;">Required when cylinder is not 0.00D&#xA0;</td></tr><tr><td class="FirstCol SCXW243643874 BCX8" style="width: 41.8182%;">Pupillary Distance (PD) </td><td class="LastCol SCXW243643874 BCX8" style="width: 58.1818%;">Available in&#xA0; Single PD&#xA0;(21 &#x2013; 39) or&#xA0; Dual PD (42 &#x2013; 78)&#xA0;</td></tr></tbody></table>Prescriptions outside these ranges cannot be fulfilled and will not be processed.

The following ranges are supported across all four compatible frames:. Prescription Component. Supported Range. Sphere. -8.00D to +3.00D. Cylinder. -2.00D to +2.00D (in 0.25 increments). Axis. 1°–180°. Axis Requirement. Required when cylinder is not

What are the supported prescription power ranges?

Rx Program | Prescription

Prescription Eligibility & Requirements

Which locations does TrueDark ship to?

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Shipping and Delivery

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Return, Exchanges, and Refunds

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Orders & Payments

What is TrueDark, and how does it work?

What’s the difference between the Daylights, Sunsets, and Twilights lenses?

Which TrueDark glasses are best for extended screen use?

Which TrueDark glasses should I choose?

How do I choose the right size TrueDark glasses?

Can I wear TrueDark glasses while driving?

How do I clean my TrueDark lenses?

Can I purchase individual parts for my TrueDark glasses?

Where are TrueDark products made?

Should I wear Daylights or Twilights in the evening?

Is there scientific research supporting the use of blue light blocking glasses?

General Product Questions

What are TrueDark Daylights, and why should I use them?

How are TrueDark Daylights different from regular blue light blocking glasses?

How do TrueDark transitional lenses work?

TrueDark Daylights Technology

What are TrueDark Twilights, and why should I use them?

How are TrueDark Twilights different from regular blue light blocking glasses?

How can TrueDark Twilights help me sleep better?

When should I wear TrueDark Twilights for best results?

TrueDark Twilights Technology

What is ‘junk light’ and why does it matter?

How does junk light impact your health?

Is all blue light bad for you?

What is a circadian rhythm, and why does it matter?

Why is staying aligned with natural light important for your circadian rhythm?

Where can I find more information and studies about blue light and its harmful effects?

How does blue light affect melatonin and sleep?

Light Questions

Product Questions

What is the TrueDark Rx Program?

Who is the TrueDark Rx Program designed for?

How is the TrueDark Rx Program different from generic prescription blue light glasses?

Which lens types are currently available in prescription?

Where can I purchase TrueDark Rx glasses?

About the TrueDark Rx Program

What makes the Daylights Amber lenses unique?

Why 75% and not 100% blue light blocking during the day?

Do the Rx lenses have the same blocking power as the non-prescription Daylights?

What coatings are included on the Rx lenses?

What lens material will my Rx glasses be made from?

Are these lenses safe to wear all day?

Will the amber tint affect how I see colors?

The Daylights Amber Lenses

What prescription types are supported?

My prescription is outside the supported range. What are my options?

What is a Pupillary Distance (PD) and why do I need it?

How do I find my Pupillary Distance (PD) if it’s not on my prescription?

How recent does my prescription need to be?

Do I need to upload my actual prescription document?

Which frames are available in the Rx program?

Can I get Rx lenses in frames I already own?

Are there plans to add more compatible frames?

Compatible Frames

What information do I need to place an Rx order?

How long does it take to receive my Rx glasses?

Can I use a discount code or promotion on my Rx order?

Do both lenses ship together in one pair?

Where do the Rx glasses ship from?

How to Order

Can I return my Rx glasses if I’m not satisfied?

What is TrueDark’s warranty on Rx glasses?

What if my prescription was entered incorrectly?

What is TrueDark’s return policy for non-Rx products?

Reteurns, Exchanges & Warranty

When should I wear my Daylights Rx glasses?

Can I wear my Daylights Rx glasses while driving?

Are the Rx lenses compatible with computer screen time, phones, and tablets?

How should I clean and care for my TrueDark Rx glasses?

Can I use Daylights Rx if I also wear contact lenses?

Wearing & Care

How do I apply for a wholesale opportunity?

Wholesale

How do I apply for the TrueDark affiliate program?

Affiliate

Do you offer a discount for first time customers?

Promotions

Prescription Component	Supported Range
Sphere	-8.00D to +3.00D
Cylinder	-2.00D to +2.00D (in 0.25 increments)
Axis	1°–180°
Axis Requirement	Required when cylinder is not 0.00D
Pupillary Distance (PD)	Available in Single PD (21 – 39) or Dual PD (42 – 78)

What are the supported prescription power ranges?Updated 2 months ago