Extra Dark Fit-Over Glasses for Light Sensitivity

What Are the Best Extra-Dark Fit-Over Glasses for Strong Light Sensitivity?

If ordinary sunglasses still feel too bright, these extra-dark fit-over glasses for light sensitivity provide much stronger light reduction. NoIR Filter 80 uses a plum lens with only 3% visible light transmission, meaning about 97% of visible light is filtered out. NoIR specifically categorizes Filter 80 for glare, glaucoma and low-vision glare.

This makes Filter 80 best suited for people who:

Need very substantial brightness reduction
Are especially uncomfortable in bright outdoor light
Find regular dark sunglasses are still not dark enough
Need additional coverage around prescription glasses
Specifically prefer or have been recommended a very dark plum filter

What Does 3% Light Transmission Mean?

A 3% VLT lens allows only about 3% of visible light through. This places Filter 80 in the extra-dark range rather than the ordinary dark-sunglass range.

If you are deciding between several NoIR plum lenses, this is the important distinction: Filter 80 is intended for people who need unusually strong light reduction. It is considerably darker than NoIR Filter 81 at 19% VLT.

Why Choose an Extra-Dark Plum Lens?

The plum tint gives a different viewing experience from gray, amber or yellow while the very low 3% VLT provides the substantial brightness reduction that defines this filter.

Gray is generally chosen when a more neutral color view is preferred.

Amber and yellow are commonly selected when contrast enhancement and a warmer-looking view are priorities.

Plum offers another filtering option for people who find that color more visually comfortable. With Filter 80, however, the biggest distinguishing feature is how little light it allows through.

Individual responses to lens colors vary, so the darkest or strongest filter is not automatically the best choice for everyone.

Can I Wear These Over Prescription Glasses?

Yes. Both available designs are fit-over frames made to be worn over corrective eye wear, although they may also be worn alone.

You can choose between:

Removable Top Shield Fit-Over — Small, Medium, Large or XL
Standard Fit-Over — Medium, Large or XL

The Standard Fit-Over frames provide substantial side and temple coverage and are specifically designed by NoIR to fit over prescription glasses.

Which Size Should I Choose?

Measure the overall width and height of the prescription glasses you plan to wear underneath. Your corrective glasses need to fit comfortably inside the fit-over frame.

Option	Overall Frame W × H
Removable Top Shield – Small	133 × 44 mm / 5.24 × 1.73 in.
Removable Top Shield – Medium	142 × 44 mm / 5.59 × 1.73 in.
Removable Top Shield – Large	143 × 46 mm / 5.63 × 1.81 in.
Removable Top Shield – XL	148 × 49 mm / 5.83 × 1.93 in.
Standard Fit-Over – Medium	140 × 43 mm / 5.51 × 1.69 in.
Standard Fit-Over – Large	146 × 44 mm / 5.75 × 1.73 in.
Standard Fit-Over – XL	159 × 52 mm / 6.26 × 2.05 in.

These dimensions follow NoIR’s current fit-over sizing information.

Fit Tip: Measure your prescription glasses before ordering. Choose a fit-over with enough additional width and height for your glasses to sit comfortably underneath.

What Is the Difference Between the Two Frame Styles?

Both styles use the same NoIR Filter 80- 3% plum lens, so changing frames does not change the lens darkness or filtering.

The Removable Top Shield Fit-Over gives you four size choices from Small through XL and includes the removable upper shield design.

The Standard Fit-Over is available in Medium, Large and XL and uses NoIR’s Frames 51, 53 and 53X. These frames feature soft comfort-fit temples and enhanced temple coverage. The standard fit-over does NOT have the light panels on the side therefore, limiting more light entering.

Choose based on the size and shape of your prescription glasses and the frame coverage you prefer.

Does NoIR Recommend Filter 80 for Certain Eye Conditions?

Yes. NoIR lists Filter 80 for glaucoma and low-vision glare.

For people who experience significant glare or brightness sensitivity, the very dark 3% VLT lens can substantially reduce the amount of visible light reaching the eyes, which may make bright environments more comfortable.

Filter 80 does not treat glaucoma or another eye condition; its role is managing brightness and glare.

Key Features

NoIR Filter 80
Extra-dark plum lens
3% visible light transmission
Filters out approximately 97% of visible light
Designed for strong brightness and glare reduction
Fits over corrective eye wear or can be worn alone
Removable Top Shield sizes: Small, Medium, Large and XL
Standard Fit-Over sizes: Medium, Large and XL
Multiple fit options for different prescription-frame sizes
NoIR-listed for glaucoma and low-vision glare

Product Details

Brand: NoIR
Filter: Filter 80 UVShield
Lens Color: Plum
Visible Light Transmission: 3%
Light Level: Extra Dark
Primary Use: Strong brightness and glare reduction
Frame Styles: Removable Top Shield Fit-Over and Standard Fit-Over
Sizes: Small through XL depending on frame style
Wear: Over corrective eye wear or alone
NoIR Listed Conditions: Glaucoma, Low-Vision Glare