Ray-Ban / Exact version

RB5451 Optics Low Bridge Fit

2001 50-20 · Polished Transparent · 50 · Low Bridge Fit

Ray-Ban RB5451 Optics Low Bridge Fit 2001 50-20 — Rear view
Ray-Ban RB5451 Optics Low Bridge Fit 2001 50-20 — Front viewRay-Ban RB5451 Optics Low Bridge Fit 2001 50-20 — Three-quarter viewRay-Ban RB5451 Optics Low Bridge Fit 2001 50-20 — Side viewRay-Ban RB5451 Optics Low Bridge Fit 2001 50-20 — Rear view

Product image: Charm Optical ↗

The editorial view

Why consider it?

RX5451F 2001 adds another transparent acetate shape with dedicated low-bridge support and reported 50–20–145 dimensions.

A 50 mm lens does not prove a narrow complete frame. Canadian retailer pricing is excluded from the USD budget comparison.

Evidence reviewed for the published version on Oct 9, 2026. This is not a wear test.

See current retailer options ↓

01 / Published details

The facts.
The gaps.

Dimensions and construction are attributed to their source. Only source-supported specifications are listed. Check any unreported measurement with the retailer.

FeatureReported valueBasis and source
Adjustable nosepadsNoReported specification for the selected version; not an independent measurement. Ray-Ban ↗
Bridge width20 mmReported specification for the selected version; not an independent measurement. Ray-Ban ↗
Lens height41.3 mmReported specification for the selected version; not an independent measurement. Ray-Ban ↗
Lens width50 mmReported specification for the selected version; not an independent measurement. Ray-Ban ↗
Dedicated low-bridge versionYesReported specification for the selected version; not an independent measurement. Ray-Ban ↗
MaterialAcetateReported specification for the selected version; not an independent measurement. Ray-Ban ↗
Bridge supportManufacturer classifies bridge/nosepads as Low Bridge Fit; adjustment range unknownReported specification for the selected version; not an independent measurement. Ray-Ban ↗
Temple length145 mmReported specification for the selected version; not an independent measurement. Ray-Ban ↗

Dedicated low-bridge support v1 · supported

How to interpret support, width and cheek clearance ↗

03 / What AI recommends

Could this be
your next pair?

A quick take on who it suits and what to check before you buy.

These views were generated independently and may address different questions.

GPT says

Consider RX5451F if you want understated clear glasses for everyday wear. OptiContacts lists this Transparent 50 at USD 186 including standard prescription lenses and coatings, making the designer look more appealing as a complete pair. It is a special-order item, so allow for additional processing time and check the final lens quote.

Why this pick & what to check

The cited model-level review does not establish fit for this color and size. No exact-version comfort evidence was verified.

The fixed nose support has limited adjustment; try the actual low-bridge version and check for cheek contact while smiling.

Read the full answer
BEGIN P05

Ray-Ban RX5451F / RB5451F — Polished Transparent, size 50, 2001 50–20, Low Bridge Fit.

Consider this for an understated everyday look if you like clear acetate. The low-bridge design is a sensible starting point for your features, but the fixed nose supports offer less fine-tuning than adjustable pads.

OptiContacts lists this exact Transparent 2001/50 at USD $186 including standard prescription lenses and coatings, checked October 9, 2026. It is a special-order item. That complete-pair price makes the designer look more appealing; lens upgrades and promotions can change the total.

One August 2026 Trustpilot review for the RX5451F model is positive, but does not identify color or size or discuss cheek clearance. It is not convincing fit evidence for this exact version.

The key caveat is the fixed nose support: try the actual F-version in size 50, smile broadly, and check whether the lower rims touch or lift with your cheeks before ordering lenses.

Sources:
https://www.ray-ban.com/usa/eyeglasses/RX5451Frb5451%20optics-transparent/8056262844229
https://www.opticontacts.com/glasses/GL26051/ray-ban-rx5451f?config=000072593
https://www.opticontacts.com/TAC
https://nl-be.trustpilot.com/review/www.smartbuyglasses.com/product/ray-ban-rx5451f-asian-fit-6a7b3cc24f53e34f17e0d800

END P05
Gemini says

Consider RX5451F if you prefer low-bridge acetate glasses and do not need adjustable nosepads. Gemini sees the dedicated fit design as a reason to try this Transparent 50, while its fixed support and deeper lenses still need to suit your face.

Why this pick & what to check

No wearer feedback for this exact version was supplied. Check secure nose contact and lower-rim clearance while smiling.

Try this exact version before buying; its fixed nose support allows limited fine-tuning.

Read the full answer
BEGIN P05
Exact Variant: Ray-Ban RX5451F / RB5451F, Polished Transparent, Size 50 (Vendor code 2001 50-20, Low Bridge Fit).
Verdict: Conditional.
Best for: Individuals needing a dedicated low-bridge acetate frame who do not require custom pad adjustments.
Why it may work:

Reported facts: Features brand-designated Low Bridge Fit, 20 mm bridge, 50 mm lens width, 41.3 mm lens height, and 145 mm temples.

Fitting inferences: The dedicated low-bridge classification implies built-up nose pads intended to support low nose bridges.
Main trade-offs: Fixed acetate pads (adjustable_pads: false) prevent tweaking frame position. The 41.3 mm lens height may press against high cheekbones if the built-in pads fail to elevate the frame sufficiently.
Buyer evidence: No usable exact-version buyer sample is available; evaluation is based strictly on documented specifications.
Unknowns: Total frame width, weight, precise pad geometry, and verified cheek clearance.
Before buying: Perform a physical fit check by smiling and making facial expressions to verify the bottom rim avoids high cheekbones and the fixed bridge sits securely on the nose.
END P05

Use the advice as a starting point, then check the fit of the exact pair. How we use AI advice ↗

04 / Your choice

Check the exact version.
Then visit the retailer.

The retailer sets the final price, lens package, availability and return terms. Confirm those details before ordering. How our links work.

Charm Optical Canada

Canadian store. Choose Transparent / Clear (2001), RX5451F. Confirm international delivery and lens costs; displayed CAD prices are not USD.

See retailer for the current price and lens options.

Visit Charm Optical Canada ↗

Direct retailer link
Target checked Oct 4, 2026.

Report a correction ↗