Dongguan Felix Glass Co., Ltd. E-mail: james@felixglass.com - Tel: +86 185 6503 2888
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Glass Screen Printing Services | Custom Graphics

Oct 28,2026

Services · Glass Screen Printing

Screen Printing

Custom borders, graphics and functional markings on glass

Glass screen-printing requirements reviewed together with artwork, substrate, coatings, optical apertures and assembly conditions.

Review Printing Specifications

1. Custom Screen Printing on Glass

Felix Glass supports custom glass screen-printing projects for display covers, control panels, instrument windows and other components with defined graphic or masking requirements. Typical features include black borders, logos, symbols, alignment marks and scales.

Send the mechanical drawing and print artwork together. Ink, print face, registration and curing must be reviewed with the substrate, coatings and assembly conditions. A visual design alone does not define a complete production specification.

2. Screen Printing Specification Checklist

RequirementInformation to provide
Glass componentMaterial grade, dimensions, thickness, holes and edge finish
ArtworkVector file, scale, units, revision and color separations
OrientationPrint face and viewing direction
RegistrationDatums, feature positions and tolerances
ColorApproved reference and evaluation conditions
Light blockingOpacity or spectral-transmission limits and pinhole criteria
Backlit featuresRequired illumination, color and uniformity
IntegrationCoatings, strengthening, adhesives and contact regions
QualificationAdhesion, cleaning, wear and environmental tests

Feature limits, color matching and process feasibility are confirmed for the actual component and artwork.

3. Black Borders and Light-Blocking Masks

Printed borders can conceal assembly features or define a visible display area. Specify the inner and outer boundaries, corner geometry and relationship to the glass outline and display aperture.

Black appearance does not by itself establish optical blocking. If light leakage matters, specify the wavelength band, illumination conditions, permitted pinholes and measurable transmission or optical-density requirements. Check the finished assembly where bright backlighting could reveal defects.

4. Logos, Symbols and Instrument Scales

Provide approved artwork for brand marks, control icons, text and graduations. Include line widths, spacing, font outlines and positional requirements relative to component datums. Confirm that symbols remain readable in their installed orientation.

For functional scales, define graduation accuracy separately from print appearance. A crisp printed mark does not establish calibrated measurement performance. The artwork and mechanical drawing should identify which dimensions control the instrument function.

5. Prepare Controlled Artwork

Vector artwork is useful for defining lines, text and color regions. Supply a dimensioned PDF reference and identify the native artwork format, file units and revision. Convert fonts to outlines where appropriate to prevent substitution.

Define the hierarchy between drawing and artwork when they overlap. Include a clear reference dimension and separate layers for each color or functional region. Artwork changes after approval should be treated as controlled revisions rather than informal replacements.

6. First-Surface and Second-Surface Printing

Label the glass faces and state the viewing side. Second-surface printing is viewed through the glass, so artwork orientation and layer order must be established for that viewing direction.

Glass tint, thickness and any surface treatments can change the observed color and contrast. Evaluate the print through the intended glass when that is how the product will be seen. Do not assume a sample viewed directly from the ink side represents the finished appearance.

7. Registration, Clear Apertures and Tolerances

Locate the print relative to controlled datums such as edges, holes or registration features. Specify the permitted displacement and the clear-aperture boundary, including any transition or overlap allowance.

A multi-color design needs inter-color registration requirements as well as alignment to the glass. Fine gaps and closely spaced features require review against the selected process. No universal minimum line width or registration tolerance applies to every ink and geometry.

8. Color and Appearance Approval

Use an approved physical reference or defined color specification, together with lighting, backing and measurement conditions. If a numerical color-difference limit is required, state the method and acceptance rule.

Screen photographs and office printouts are useful for discussion but are not reliable final color standards. Compare samples in the installed viewing direction and, where relevant, with the display on and off. Include gloss, texture and uniformity if they matter to appearance.

9. Backlit Icons and Translucent Printing

Backlit symbols may require controlled transmission rather than maximum opacity. Provide the light-source spectrum, brightness, geometry and background stack so the print can be evaluated under representative illumination.

Define color, brightness uniformity, edge sharpness and permitted light leakage. A daytime appearance match may not produce the same result when illuminated. Keep backlit acceptance distinct from reflection-view color approval.

10. Ink Selection and Curing Compatibility

Ink selection depends on the glass surface, required appearance, adhesion, cleaning exposure and processing temperature. Organic, UV-curable or other systems have different processing requirements; the appropriate route is confirmed during review.

Curing conditions must be compatible with existing coatings, strengthening state and other features. Surface preparation and proper cure affect adhesion. Do not assume that an ink suitable for one glass construction works unchanged on another coated or treated surface.

11. AR, AG, AF and Strengthening Sequence

Identify all required treatments before approving the printing process. AR or AG surfaces may change appearance or adhesion conditions, while AF-treated regions may be unsuitable for printing without an appropriate sequence or masking strategy.

Thermal tempering and chemical strengthening require separate compatibility review. Ink curing and any later thermal exposure must be included in the complete route. Define whether acceptance applies before or after the final surface treatment.

12. Bonding, Touch Interfaces and Assembly

Mark adhesive lands, conductive contacts and areas that must remain free of ink. If bonding occurs over printed regions, qualify adhesion and compatibility with the actual ink, adhesive and cleaning process.

Print thickness and edges can affect an assembly interface, so include relevant limits where required. For OCA or display bonding, review the complete stack and the intended lamination scope. Touch performance must be verified with the sensor and controller; decorative printing alone does not establish compatibility.

13. Inspection, Durability and RFQ Requirements

Inspection can include artwork revision, orientation, dimensions, registration, color, pinholes and print uniformity. Adhesion and durability tests need agreed methods, conditions, sampling and post-test criteria.

List cleaning agents, wiping, humidity, UV or temperature exposure relevant to the product. A single adhesion test does not establish resistance to every service condition. Reports and traceability requirements should be agreed before production.

Send the drawing, artwork, substrate, coating stack, viewing direction, color and optical targets, prototype and production quantities, destination and required reports. Paid samples, tooling, minimum order and lead time are confirmed after review. Packaging should separate parts and protect inked and optical surfaces.

14. Frequently Asked Questions

Can you print black borders and logos on cover glass?

Submit the drawing and artwork for review of the substrate, registration, appearance and durability requirements.

Does black ink completely block infrared light?

Do not assume so. Define the relevant wavelength band and blocking requirement and verify the proposed print.

Which artwork files should I provide?

Provide controlled vector artwork plus a dimensioned reference, with units, revision, viewing direction and color separations clearly identified.

Should artwork be mirrored for rear-side printing?

Define both print face and intended viewing side. The approved production artwork must reflect that orientation; do not rely on an unstated assumption.

Can you match a specified color?

Color matching can be reviewed against an approved reference and measurement conditions on the intended glass configuration.

Can AF coating be applied before printing?

Compatibility must be reviewed. The preferred sequence or masking depends on the complete surface system and adhesion requirements.

Does an adhesion test prove long-term outdoor durability?

No. Relevant UV, moisture, temperature and cleaning exposures require their own qualification and acceptance criteria.

What do you need for a quotation?

Send mechanical drawings, artwork, material and coatings, registration and optical requirements, exposure conditions, quantities and required reports.

15. Request a Glass Screen Printing Review

Send Felix Glass your component drawing and print artwork for a coordinated review. Defining the viewing direction, functional aperture and assembly conditions helps establish the printing route and sample-approval plan.

Dongguan Felix Glass Co., Ltd.
Email: james@felixglass.com
Phone: +86-18565032888

Discuss Your Project

James Fu, Sales Director of FELIX OPTICAL GLASS, and a poster displaying contact information for an optical glass deep-processing factory.James Fu, Sales Director of FELIX OPTICAL GLASS, and a poster displaying contact information for an optical glass deep-processing factory. 2
Learn more from our FAQ
What is the minimum order quantity for custom precision optical glass components?

FELIX OPTICAL GLASS offers highly flexible MOQs to support customer projects, including prototype testing, small-batch trial orders, and high-volume production. All products can be fully customized to your drawings, tolerances, and application standards. Please send us your specifications, and we will reply within 1-5 hours and provide an accurate quotation after careful evaluation within 1-2 days.

Can I get free glass samples for testing before bulk order?

Yes, our FELIX GLASS factory supports sample testing for a wide range of precision optical glass components and assemblies. The lead time for sample production is 3 to 7 working days. Please contact us today to arrange samples and obtain a customized solution that meets your needs.

What is the production lead time for custom optical glass components?

A: The production cycle for standard samples is 3-10 working days, while mass production requires 15-35 working days, depending on the complexity of the product and the order quantity. We provide reliable precision optical glass components and fast delivery services for orders from industries such as defense, industrial equipment, medical devices, shipbuilding, robotics, automotive, and aerospace. Please submit your project details so we can provide you with an accurate delivery schedule.

Are your optical glass products ISO, CE and RoHS certified?

All precision optical glass components from FELIX OPTICAL GLASS comply with ISO quality system standards as well as CE and RoHS requirements. We provide comprehensive test reports, spectral graphs, material certificates, and inspection documents for customer review. Please feel free to request complete certification details and a formal quotation at any time.

Do you offer one-stop custom optical glass processing services?

Yes. We offer a full range of precision optical glass component processing services, including CNC machining, precision grinding, optical polishing, chemical/physical tempering, vacuum coating (AR anti-reflective coating, AF anti-fingerprint coating, AG anti-glare coating, IR infrared coating), and screen printing. From raw materials to finished products, every step is completed in our own factory. Please tell us your needs, and we will provide you with the most cost-effective solution.

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We will respond promptly within 1 to 5 hours and provide an optimal, formal quotation within 1 to 2 days. Partnering with us is the smartest choice—start a mutually beneficial partnership today!
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With 19 years of experience as a precision optical glass expert, we provide comprehensive and satisfactory customized solutions.

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