Ophthalmic Trial Lens Frames in Canada vs the US: Which Class Applies?

Quick facts

• United States: the trial frame has its own section at 21 CFR 886.1415, described as "a mechanical device intended to hold trial lenses for vision testing", and it is Class I (general controls).
• United States: the clip and the lens set are separate sections. 21 CFR 886.1410 covers the clip that holds prisms, spheres, cylinders or occluders on a trial frame or spectacles; 21 CFR 886.1405 covers the set of lenses of various dioptric powers.
• United States: the frame and the set were amended by 90 FR 55990, December 4, 2025, which added an exemption from the quality management system regulation in part 820 except for records and complaint files.
• Canada: Schedule 1 to the Medical Devices Regulations, SOR/98-282 names no trial frame, clip or lens set. A frame held on the face without entering the body is a non-invasive device, and Rule 7(1) places all other non-invasive devices in Class I.
• The class agrees and the route does not. The United States reaches Class I through three named product listings; Canada reaches it through one category rule that does not mention the article at all.
• Canadian regulation text used here is current to 2026-09-21 and last amended 2026-06-17, as stated on the official consolidation.

Refraction rooms still run on a trial frame and a lens set, even in clinics that also own an automatic refractometer. The frame, the clip and the lenses are bought as one accessory kit, priced as one line and stored in one case. In the United States they are three regulatory articles with three section numbers. In Canada they are one class reached by a sentence that never names them, and the difference shows up when a clinic has to describe what it bought.

Does an ophthalmic trial lens frame carry the same class in Canada and the United States?

Yes, both are Class I. The route is where the two frameworks part.

An American buyer finds the frame under 886.1415 and reads a two-part section: an identification paragraph that describes the article, and a classification paragraph that places it in Class I, exempts it from premarket notification in subpart E of part 807 subject to the limitations in 886.9, and exempts it from the quality management system regulation in part 820 except for requirements concerning records and complaint files under 820.35. The same structure appears at 886.1410 for the clip and at 886.1405 for the lens set.

A Canadian buyer finds nothing to look up. Schedule 1 begins with the device's relationship to the body. A trial frame does not enter the body, does not pierce skin and does not connect to a wound, so the invasive rules do not reach it. It is a non-invasive device, and Rule 7(1) reads: "all other non-invasive devices are classified as Class I." Rule 7(2) lifts a non-invasive device to Class II only where it acts as a calibrator, tester or quality control support to another medical device, or where it is intended to be connected to an active device that is itself Class II, III or IV. A trial frame does neither, so the class stays at Class I.

The consequence is subtle but real. A Canadian clinic holding a trial frame has no product-specific citation to put in a device file. The citation is the category rule, and the file should say so rather than quote an American section number.

Why does the United States split the frame, the clip and the lens set while Canada treats them as one?

Because the American framework lists articles and the Canadian framework lists rules.

The split in the United States is genealogical rather than functional. The clip exists as a separate section because it can be used on a trial frame or on spectacles, and the lens set exists separately because it can be handheld or inserted into a frame. Each article therefore has its own identification paragraph, and each carries its own exemption wording. The clip and the set were amended as early as 53 FR 35604, September 14, 1988, while the frame and the set were amended again in 2025.

Canada has no equivalent structure. A trial frame, a clip and a lens set all satisfy the same category description — a non-invasive device not otherwise provided for — and Rule 7(1) places them in the same class. Nothing in the Canadian text turns on whether the article is sold alone or as part of a kit, so a clinic that buys the frame, the clip and the lenses in one carton is holding three devices of one class rather than three classes.

Item	Canada	United States
Named entry for a trial frame	None in Schedule 1	886.1415, ophthalmic trial lens frame
Named entry for a trial lens clip	None	886.1410, ophthalmic trial lens clip
Named entry for a trial lens set	None	886.1405, ophthalmic trial lens set
Route to a class	Rule 7(1), other non-invasive devices, Class I	Each section, Class I, general controls
Trigger	The device does not enter the body	The article matches the identification paragraph
Premarket notification	Not applicable at Class I	Exempt, subject to the limitations in 886.9

What changes in the 2025 amendment to the American sections?

The December 2025 amendment added a quality system carve-out at two of the three sections. Before it, the frame and the set were exempt from premarket notification but not described as exempt from the manufacturing requirements. The amendment exempted them from the quality management system regulation in part 820, except for requirements concerning records under 820.35 and complaint files. The clip at 886.1410 was not amended in the same instrument.

For a buyer, that is a question to be asked of the supplier rather than assumed. A device can be exempt from premarket notification and still be subject to part of the quality system regulation, and the two exemptions are written in different sentences. A Canadian clinic does not face the same wording because the Canadian framework does not create a premarket notification step for a Class I device; the obligations that apply are the general ones for the class.

Article	Section	Class	Premarket notification	Quality system position
Trial lens frame	886.1415	I	Exempt subject to 886.9	Exempt from part 820 except records and complaints
Trial lens clip	886.1410	I	Exempt subject to 886.9	Not amended in the 2025 instrument
Trial lens set	886.1405	I	Exempt subject to 886.9	Exempt from part 820 except records and complaints
Trial lens frame, Canada	Rule 7(1)	I	Not applicable	General class obligations apply

What does a Canadian clinic keep for a Class I trial frame?

Five records, and the last one is the one most often missing.

• The intended use. The lens set and the frame are held for vision testing and refraction; the file should state the testing step each article supports.
• The device list. The frame, the clip and the lens set as separate line items, so a missing or damaged article can be identified without counting the whole kit.
• The lens inventory. The dioptric powers held, and the record of when a lens was last checked for scratches or separation.
• The manufacturer's instructions. Any care or cleaning instruction that comes with the frame and the lenses, filed with the kit rather than with the purchase order.
• The calibration or cross-check record. Where the lens set is used to confirm a written prescription, the record of how that check is made and how often.

Which consumables does a refraction station restock alongside its trial frames?

The trial frame is durable and the consumables around it are not. For clinics buying at case level, the wholesale ordering page sets out account and case terms, and the B2B wholesale collection lists the lines held for institutional buyers. The multi-temperature eye care device covers the lid-warming step that often follows a refraction visit, the sterile gauze sponges cover the wipe-down step, and clinics that also reprocess instruments can pair the monitoring collection with the biological indicator 5-pack trial.

Sources

1. 21 CFR 886.1415, ophthalmic trial lens frame
2. 21 CFR 886.1410, ophthalmic trial lens clip
3. 21 CFR 886.1405, ophthalmic trial lens set
4. 21 CFR 886.9, limitations of exemptions
5. Medical Devices Regulations, SOR/98-282, full text and Schedule 1
6. Health Canada, medical devices
7. Health Canada, drug and health product portal
8. ISO 14971:2019, risk management of medical devices
9. ISO 13485:2016, medical device quality management systems
10. ISO 15004-1:2020, fundamental requirements for non-invasive ophthalmic instruments
11. CSAO, College of Optometrists of Ontario, standards of practice
12. Opto, Canadian Association of Optometrists, eye health library
13. American Academy of Ophthalmology
14. American Association for Pediatric Ophthalmology and Strabismus
15. openFDA device classification API
16. CCOHS, OSH answers index
17. Public Health Ontario, laboratory services
18. Public Health Ontario, provincial infectious diseases advisory committee
19. College of Medical Laboratory Technologists of Ontario
20. World Health Organization, laboratory quality management system

A refraction station that keeps a paper record is easier to audit when the sheet matches the workflow. The sterilisation log sheet sized for a single refraction bench is a free A5 form for short cycles, laid out with a release column beside each load. The log generator that builds a short-cycle sheet builds a matching sheet around the number of loads per week and the instruments in each one, so the form is not wider than the station needs. No account and no sign-up are needed to open either one.

When the article in the case does not obviously match a named section, the question is usually about the clinic rather than the product. Ask a compliance specialist and a written answer comes back specific to your equipment and province, with the regulation or standard it is based on cited.

Related reading

• Visual Acuity Testing in Canada vs the US: Which Notation Applies
• Eye Charts in Canada vs the US: Which Optotype Standard Applies
• Pupillometers in Canada vs the US: Which Device Class Applies

CliniEco Medical supplies laboratory, eye care and clinic consumables of the kind described in this article. MDEL #35334. This article is written for optometry, clinic and procurement professionals and is not safety or regulatory guidance; the acceptance of an instrument and its documentation belong to the practice's quality system and to the requirements that apply to it.

Frequently Asked Questions

Is a trial lens frame a regulated device in Canada?

Yes. It is a medical device, and because it does not enter the body it is a non-invasive device. Rule 7(1) of Schedule 1 to the Medical Devices Regulations places all other non-invasive devices in Class I.

Why are the frame, the clip and the lens set separate sections in the United States?

Each article has its own identification paragraph. The clip is described separately because it may be placed on a trial frame or on spectacles, and the lens set is described separately because it may be handheld or inserted into a frame.

Did the American sections change recently?

Yes. The frame and the lens set were amended by 90 FR 55990, December 4, 2025, which added an exemption from the quality management system regulation in part 820 except for requirements concerning records and complaint files.

Does a Class I trial frame need calibration records?

Class I describes the regulatory route rather than the record. Where a clinic uses the lens set to cross-check a written prescription, it should decide how that check is made, how often, and what is recorded, and then keep to it.

Can a Canadian clinic cite section 886.1415 in its device file?

It can note the section as a description of the same article, but the class in Canada comes from Rule 7(1). The American section governs the device in the United States and does not classify it in Canada.