Dongguan Felix Glass Co., Ltd. E-mail: james@felixglass.com - Tel: +86 185 6503 2888
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Custom Optical Dome Manufacturer

Drawing-based optical domes in sapphire, fused silica, quartz glass, BK7/H-K9L and selected infrared materials for underwater, EO/IR, LiDAR, aerospace, surveillance and industrial imaging systems.

Material and coating reviewOptical polishing and inspectionCustom mounting interfaces
Custom optical dome manufactured for camera imaging and sensor protection systems

Key Parameters

MaterialsGlass / Sapphire / IR
GeometryCustom to Drawing
CoatingsAR / BBAR / IR
SupplyPrototype to Volume
Procurement Challenges

Common Pain Points When Sourcing custom optical domes

Real-world challenges faced by optical engineers, procurement managers, and project teams.

Engineering Challenge

Geometry and Optical Distortion

Diameter alone is not enough. Radius, wall thickness, concentricity, optical zone and mounting interface can all influence imaging performance and assembly fit.

Buyer Problem

Material and Coating Selection

Wavelength, pressure, temperature, abrasion, saltwater exposure and budget must be evaluated together before selecting a substrate and surface treatment.

Procurement Risk

Prototype-to-Batch Variation

Uncontrolled geometry, polishing, coating and inspection criteria can create performance differences between approved samples and repeat production.

Our Approach

Engineered Custom Optical Dome Solutions

Each pain point is matched with a specific Felix Glass capability and measurable buyer benefit.

01

Drawing and System Review

Felix Glass reviews dome geometry, wavelength, optical requirements, mechanical interface and operating environment before defining a manufacturing route.

Buyer Benefit: fewer specification gaps
02

Application-Matched Material System

Sapphire, fused silica, quartz glass, BK7/H-K9L and selected infrared materials are evaluated together with the required coating and environment.

Buyer Benefit: better material-to-application fit
03

Controlled Production Transfer

Approved drawings and agreed inspection criteria become the reference for prototype, pilot and repeat production.

Buyer Benefit: improved batch consistency
Precision CNC machining of a custom optical dome at Felix Glass
Product Engineering

Five Engineering Factors for Custom Optical Domes

Five core engineering dimensions that define custom optical domes performance and reliability.

01

Base Material

Select the substrate according to wavelength, hardness, thermal behavior, environmental exposure and budget.

02

Dome Geometry

Define outer and inner radius, diameter, wall thickness, height, flange, edge form and mounting interface.

03

Optical Surfaces

Specify optical zone, surface quality, form requirements and inspection method appropriate to the imaging system.

04

Coating System

Match AR, BBAR, IR or functional treatment to the working band, angle of incidence and environment.

05

Quality Plan

Align dimensional, surface, optical and coating checks with the approved drawing and purchase requirements.

Product Variants

Typical Custom Optical Dome Configurations

Standard and custom configurations within this product family. Select a base spec or request full customization.

Marine

Underwater / ROV Dome

  • Sapphire, fused silica or suitable optical glass
  • Custom pressure-aware geometry and sealing interface
  • AR, BBAR or hydrophobic options by requirement
Request Quote →
Visible

Camera & Sensor Dome

  • BK7/H-K9L, fused silica or drawing-specified glass
  • Hemispherical, partial or flanged geometry
  • Visible-band coating evaluated per system
Request Quote →
Infrared

EO/IR Protective Dome

  • Selected IR-transmitting material
  • Wavelength-specific coating review
  • Thermal and environmental requirements considered
Request Quote →
Harsh Duty

Sapphire Optical Dome

  • High-hardness protective substrate
  • Custom curvature, wall and interface
  • Coating and inspection defined by application
Request Quote →
Technical Data

Custom Optical Dome Technical Specifications

Final specifications are confirmed from the customer drawing, wavelength, environment, interface, coating and inspection requirements.

Parameter Value / Specification
Product Scope
Product Type Custom optical dome
Material Options Sapphire, fused silica, quartz glass, BK7/H-K9L and selected infrared optical materials
Geometry Hemispherical, spherical segment, flanged and drawing-defined dome configurations
Engineering Definition
Dimensions Diameter, inner/outer radius, wall thickness, height, flange and edge details according to drawing
Optical Requirements Surface quality, surface form, clear aperture and performance criteria defined by application
Coating Options AR, BBAR, IR, hydrophobic, anti-scratch or other project-specific treatment, subject to review
Mounting Interface Custom flange, sealing land, edge profile and assembly features according to drawing
Procurement
Prototype Support Prototype feasibility and quantity evaluated per project
Production Supply Pilot and repeat production after drawing and sample approval
Inspection Documentation Available according to agreed order and quality requirements
Use Cases

Custom Optical Dome Applications

Where a drawing-based optical dome can protect cameras and sensors while supporting the required optical path.

🌊

Marine / ROV Imaging

Protective optical dome for subsea cameras, marine robotics and underwater inspection systems.

EO/IR / Thermal Imaging

Application-specific dome material and coating for infrared, multispectral and electro-optical sensor assemblies.

LiDAR / Autonomous Sensing

Curved optical protection for scanning, ranging and environmental sensing systems.

UAV / Aerospace Sensors

Custom domes for airborne imaging, navigation and other high-reliability optical assemblies.

Surveillance / PTZ Camera

Optical protection for panoramic, outdoor and security imaging systems.

Industrial Vision / Instrumentation

Dome-shaped protection for machine vision, optical instruments and industrial sensors.

Custom optical dome installed in an imaging and sensing application
Production Capability

Optical Dome Manufacturing Capabilities

Project-specific production planning from drawing review through shaping, polishing, coating coordination and final inspection.

  • Engineering ReviewMaterial, wavelength, geometry, mounting interface, operating environment and inspection requirements are reviewed before quotation.
  • Custom GeometryHemispherical, spherical-segment, flanged and drawing-defined dome geometries can be evaluated for manufacture.
  • Grinding & PolishingThe production route is selected around substrate behavior, wall geometry, optical zone and surface requirements.
  • Coating IntegrationAR, BBAR, IR and functional treatments are matched to the working band and use environment, subject to feasibility review.
  • Inspection PlanningDimensional, cosmetic, surface and optical checks are aligned with the approved drawing and purchase specification.
  • Production TransferApproved samples and agreed acceptance criteria provide the reference for pilot and repeat orders.
Order Process

Custom Optical Dome Delivery Workflow

Standard project steps for custom optical orders, from initial RFQ through final shipment.

01

Submit Requirements

Send the drawing, material, wavelength, quantity and operating conditions.

02

Engineering Review

Geometry, material, coating, tolerance and inspection needs are checked for feasibility.

03

Quote & Confirmation

The agreed scope, documentation, quantity and delivery plan are confirmed.

04

Prototype

Samples are manufactured against the approved drawing and project criteria.

05

Validation

Customer feedback and inspection results are reviewed before production release.

06

Production & Shipment

Pilot or repeat quantities are inspected, protected for transit and shipped.

Sample / Prototype

Confirmed by Project

Set after material, geometry, coating and inspection review

Bulk / Mass Production

Confirmed by Project

Set after sample approval, quantity and capacity review

Expedited Service

Subject to Review

Request at RFQ stage; feasibility depends on the project

Material & Process

Optical Dome Materials & Production Workflow

Substrate material and the actual manufacturing process used for custom optical domes.

Sapphire

Selected when abrasion resistance, hardness and harsh-environment protection are important. Optical grade and coating must match the working band.

Fused Silica / Quartz Glass

Used for projects requiring suitable UV-visible transmission and thermal stability; exact grade is confirmed from system requirements.

BK7 / H-K9L Optical Glass

A practical option for many visible imaging and protective dome applications where system and environmental requirements permit.

Selected Infrared Materials

Material and coating are chosen around the target waveband, environment and mechanical design after feasibility review.

01

Requirement Review

Confirm the drawing, material, wavelength, optical zone, interface and acceptance criteria.

02

Blank Preparation

Prepare a suitable blank and manufacturing allowance for the selected substrate and geometry.

03

Generating & Grinding

Form the inner and outer dome surfaces and establish the required wall geometry.

04

Optical Polishing

Polish the specified optical zone to the agreed surface and form requirements.

05

Coating / Treatment

Apply the project-approved optical or functional coating when required.

06

Inspection & Packing

Inspect against the agreed criteria and use protective packaging for shipment.

Quick Answers

Custom Optical Dome Manufacturer FAQs

Common questions from engineers and procurement teams sourcing custom optical domes.

Yes. Send a 2D or 3D drawing with material, dimensions, tolerances, optical zone, coating, quantity and operating conditions. Felix Glass will review manufacturability before quotation.

Options include sapphire, fused silica, quartz glass, BK7/H-K9L and selected infrared materials. The suitable grade depends on wavelength, environment, mechanical load and budget.

Hemispherical, spherical-segment, flanged and other drawing-defined geometries can be evaluated. Include inner and outer radius, wall thickness, height, flange and edge details.

AR, BBAR, infrared and selected functional treatments can be reviewed. Please provide the wavelength band, angle of incidence, target performance and environment.

Provide the target depth or external pressure, temperature range, fluid exposure, clear aperture, sealing interface, mounting method and safety requirements. Pressure suitability must be evaluated as part of the complete assembly design.

MOQ is project-dependent. Prototype and low-volume requirements can be submitted for review, followed by pilot or repeat production when the design is approved.

Lead time is confirmed after reviewing material availability, geometry, coating, inspection, quantity and approval steps. Add the required delivery date to your RFQ.

Inspection documentation can be agreed during quotation. State the required dimensional, surface, optical, coating or material records in the purchase specification.

Yes. Drawing-based OEM projects can progress from prototype and validation to pilot and repeat orders using the approved specification and acceptance criteria.

Still have questions? Our engineering team is ready to help.

Contact Our Team

REQUEST A CUSTOM QUOTE

Send your specifications, drawing, or sample requirements. Our engineering team will review the project and confirm the next steps.

Drawing upload supportedPrototype and volume inquiriesConfidential handling
For large or unsupported files, email your drawings to james@felixglass.com.

By submitting, you agree to be contacted regarding your inquiry. We respect your privacy and will never share your information.

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.

CONTACT US NOW FOR A QUOTE
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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