# Firmoo JHF5252 Blue Light Blocking Square Metal Glasses

Firmoo JHF5252 blue light blocking glasses have a square metal frame and are listed for women and men, computer use and gaming. The listing claims they block 90% of harmful blue light from digital devices, but that figure is a manufacturer claim, not an independently verified measurement.

- [Original product page](https://loonieperks.com/product/firmoo-jhf5252-blue-light-square-metal-glasses)
- [View offer](https://loonieperks.com/visit/firmoo-jhf5252-blue-light-square-metal-glasses)
- Market: CA
- Language: en-CA
- Currency: CAD
- Brand: Firmoo
- Model: JHF5252
- Category: Fashion & Accessories > Fashion Accessories
- Price: 28.79 CAD
- Previous price: 35.99 CAD
- Discount: 20%
- Price checked: 2026-11-13T12:22:51.618Z
- Rating: 4 / 5
- Reviews: 3

Prices and deal status are the latest recorded data, not a guarantee of availability. Confirm the price and availability with the store.

## At a glance

- The listing describes a square metal frame for women and men, aimed at computer and gaming use.
- Firmoo claims the glasses block 90% of harmful blue light emitted by digital devices. This performance figure is not independently verified here.
- The manufacturer says the lenses can be replaced with prescription lenses at a local glasses shop.

## Pros

- Prescription lens replacement is described as possible, offering a route to adapt the frames for prescription use.
- The stated 90% blocking claim gives buyers a specific performance figure to assess, although it is a manufacturer claim rather than verified test evidence.

## Specifications

### Identity
- Brand: Firmoo
- Model: JHF5252
- Department: Unisex Adult
### Design and claimed features
- Frame style and material: Square Metal Frame
- Claimed blue light blocking: 90% of the harmful blue light emitted by digital devices
### Package dimensions
- Parcel dimensions and weight: 15.5 x 6.3 x 3.7 cm; 100 g

## Before you buy

- The 90% blue-light blocking figure is a manufacturer claim, not an independently verified result. The listing gives no lens dimensions or frame measurements, so fit cannot be judged from the supplied details alone.

## A good fit for

- Shoppers seeking square metal-frame glasses marketed for screen or gaming use.
- Buyers who want frames that the manufacturer says can be fitted with prescription lenses by a local glasses shop.

## Less suited to

- Buyers who need independently verified blue-light blocking performance or precise frame measurements before purchase.

## Customer feedback

Aggregate ratings are mixed, with both five-star and three-star ratings represented. The sample is very small and includes no written feedback, so it cannot establish specific strengths or concerns about fit, comfort or the claimed blue-light blocking performance.

## Frequently asked questions

### How much blue light do the Firmoo JHF5252 glasses claim to block?
The manufacturer says they block 90% of harmful blue light emitted by digital devices. This figure is a listing claim, not an independently verified measurement.
### Can these glasses be fitted with prescription lenses?
The manufacturer says the lenses can be replaced with prescription lenses at a local glasses shop. Confirm that the shop can fit the desired lenses to this frame.
### What frame style is listed?
The listing describes a square metal frame and identifies the glasses as unisex adult.

## Alternative options

- [Firmoo Blue Light Glasses Unisex Reading Glasses, Ultra Light Square Frame, Premium TR90 & Metal Blend](https://loonieperks.com/visit/firmoo-s3500-square-blue-light-glasses)
- [Cyxus Cat-Eye Blue Light Blocking Glasses for Women Photochromic \| Block Screen Blue Light And Ease Eye Strain At Work And Home With Lenses That Turn Tinted Outdoors For Built In UV Protection](https://loonieperks.com/visit/firmoo-jhf5252-blue-light-square-metal-glasses)
- [Firmoo Blue Light Blocking Glasses for Men Women Aviator Classic Oversized Metal Frame Fashion Computer Gaming Glasses](https://loonieperks.com/visit/firmoo-jhf5252-blue-light-square-metal-glasses)
- [Blue Light Blocking Glasses Men Computer Gaming Glasses Lightweight Al-Mg Metal Anti Eyestrain Eye Protection](https://loonieperks.com/visit/firmoo-jhf5252-blue-light-square-metal-glasses)
- [Firmoo Blue Light Blocking Glasses for Men/Women, Square Computer Eyewear Anti Eye Strain Glasses](https://loonieperks.com/visit/firmoo-jhf5252-blue-light-square-metal-glasses)
- [Firmoo Oversized Blue Light Blocking Reading Glasses for Women/Men, Square TR90 Frame Computer Glasses Anti Eyestrain](https://loonieperks.com/visit/firmoo-jhf5252-blue-light-square-metal-glasses)
- [Cyxus Blue Light Blocking Glasses for Men Women Photochromic \| Block Screen Blue Light And Ease Eye Strain At Work And Home With Lenses That Turn Tinted Outdoors For Built In UV Protection](https://loonieperks.com/visit/firmoo-jhf5252-blue-light-square-metal-glasses)
- [ANYLUV Anti Glare Blue Light Glasses Women, Clear Lens Small Fit Computer \| Clear low-distortion lenses, glasses case, storage pouch, and cleaning cloth include](https://loonieperks.com/visit/firmoo-jhf5252-blue-light-square-metal-glasses)
- [Blue Light Blocking Glasses For Men/Women Anti-Fatigue Computer Monitor Gaming Glasses Reduce Eye Strain Gamer Glasses](https://loonieperks.com/visit/firmoo-jhf5252-blue-light-square-metal-glasses)
- [ANYLUV Mens Blue Light Blocking Glasses, Computer Bluelight Gaming Glasses \| Premium aluminum alloy frame, hand-polished acetate temples. Flagship craftsmanship in a squared aviator design for men](https://loonieperks.com/visit/firmoo-jhf5252-blue-light-square-metal-glasses)
- [ANYLUV Blue Light Glasses Men, Profession Bluelight Blocking for Computer \| luxury Al-Mg Metal, Advanced Relieve Eyestrain, Clear for Gaming & Screen](https://loonieperks.com/visit/firmoo-jhf5252-blue-light-square-metal-glasses)
- [Firmoo Blue Light Blocking Glasses with Oval TR Frame Lightweight Computer Glasses for Women & Men, Anti Eye Strain Eyewear](https://loonieperks.com/visit/firmoo-kbt7276-oval-tr-blue-light-glasses)

## Images

![Firmoo JHF5252 Blue Light Blocking Square Metal Glasses — 1](https://loonieperks.com/i/s_y7c2OX1iqs7GdB7wieZUMnN6AfgCC51pHBacbY-d7Zs6ITtAa4KioYfnDh785l2N3WJt852456hBurMdK3uSAp6aktzjCWFr_vvvlQ4qADa6y3_Pb1t3s2.jpg)

![Firmoo JHF5252 Blue Light Blocking Square Metal Glasses — 2](https://loonieperks.com/i/shz72cKz1kZVIE3FveasDmFBYJN1ZFAvc-V1ib_D4yuyAtICcsGRlT5g7d3rFYF2kIv41_kzCCt_0ZB68A7W5f-Xh3n4_VV3D5FZxf2AXPMXuuIuw3XEAh34.jpg)

![Firmoo JHF5252 Blue Light Blocking Square Metal Glasses — 3](https://loonieperks.com/i/L4sXwn15xvGroYu8mQ65AyLPQ6njRqtcBhPBwqZv19ia460OVp0o7NgMUNd37QFaWmTu0W9ku862Gw3CbXpROEhAdwNvw9AGeiurpx0dI6xCUGm1iVfoMbKT.jpg)

![Firmoo JHF5252 Blue Light Blocking Square Metal Glasses — 4](https://loonieperks.com/i/z9QjPYzOXxEU9LeXluCNdM0P0ALH6Mr_gfvXansFE_mPvTGjpdCD75cenLTe1722p0K5oD5-fdJ4f1eIh3-wF112-Lu5L5JPkvo7bFz68mubeYkf9opcD3f6.jpg)

![Firmoo JHF5252 Blue Light Blocking Square Metal Glasses — 5](https://loonieperks.com/i/FXUey5eSzU5KKPtnQBqwqVFG3DEPpP3FRjPR5gtfJ4NHSJLFt_zMdnBKUk5Fd_VOz-tANmVdml5hyZ4k4hejcsBy7c6HE6A1uav7fxitHphP4tDY2NkOZl9Y.jpg)