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  • ITO Conductive Glass · Customer FAQAre Custom ITO Glass Samples Free, and Is There an MOQ?Samples are paid. Prototype costs, tooling and minimum order quantities depend on the approved design and processing scope and are confirmed in the quotation. Do not assume one quantity rule applies to every ITO configuration.What to Check or ProvideSend the drawing, specification and prototype quantity.Separ...

  • ITO Conductive Glass · Customer FAQWhich Inspection Reports Should I Request for ITO Glass?Request the evidence needed for critical requirements, such as dimensions, resistance maps, terminal or isolation results, spectral transmission and heater tests. Agree on methods, sampling and report format before production.What to Check or ProvideTie each critical drawing requirement to a test method and ...

  • ITO Conductive Glass · Customer FAQCan I Clean My ITO Glass with IPA?No universal approval applies. Check compatibility with all exposed coatings, contacts, adhesives and printed features. Use a cleaning method approved for the supplied configuration and intended next process.What to Check or ProvideIdentify exposed coatings, contacts, adhesives and printed features.Use the cleaning procedure appr...

  • ITO Conductive Glass · Customer FAQDoes Medical-Grade ITO Glass Mean My Device Is Approved?No. Define the component function, exposure, cleaning and required documentation. The phrase alone does not establish sterility, biocompatibility or approval of a finished device.What to Check or ProvideDescribe the component function and any patient or fluid contact.State cleaning, exposure and documentatio...

  • ITO Conductive Glass · Customer FAQCan I Combine ITO and AR Coatings on One Glass Part?A compatible stack can be reviewed. Specify the optical band, angles and required contacts. Layers above the ITO may block direct electrical access, so exposed pads or masking may be needed.What to Check or ProvideDefine wavelength band, incidence angle and transmission or reflection limits.Identify which layers...

  • ITO Conductive Glass · Customer FAQ Which Files Are Needed for Patterned ITO Glass? Provide dimensioned artwork and a controlled drawing showing the coated face, viewing direction, datums, widths, gaps and alignment requirements. Identify file units and the controlling document to avoid scaling or mirroring errors. What to Check or Provide ...

  • ITO Conductive Glass · Customer FAQAre ITO Heater Busbars, Leads and Controllers Included?Only when listed in the agreed supply scope. Identify bare coated glass, pads or busbars, attached leads, sensors and control hardware separately in the RFQ and quotation.What to Check or ProvideList glass, busbars, leads, sensors and controller as separate supply items.Define lead length, exit direction and ...

  • ITO Conductive Glass · Customer FAQWill a 24 V ITO Heater Keep My Window Clear?A 24 V supply alone does not establish anti-fog performance. Resistance, electrode geometry, heat loss and control must be matched to the operating conditions.What to Check or ProvideProvide voltage range and available current or power.Describe mounting, airflow, humidity and ambient temperature.State which face must re...

  • ITO Conductive Glass · Customer FAQWhy Is My ITO Glass Resistance Different from Its Ω/□ Value?Only under the ideal one-square geometry with the stated contact assumptions and negligible additional resistance. Other shapes, electrode spacing and contacts can produce different terminal resistance.What to Check or ProvideCheck whether the reading is sheet resistance or terminal resistance.Identify e...

  • ITO Conductive Glass · Customer FAQCan I Order ITO Glass in a Custom Shape?These configurations can be reviewed against a drawing. Curved surfaces require attention to coating distribution, optical angles and current paths. A flat witness coupon alone does not establish every property of a finished dome.What to Check or ProvideProvide a dimensioned drawing and substrate preference.Mark the coated ...

  • ITO Conductive Glass · Customer FAQWhat Is ITO Glass Used For?ITO glass provides a transparent conductive surface for electrodes, heaters and optical components. Its suitability depends on the complete specification.What to Check or ProvideDescribe whether you need an electrode, a heater or an optical window.Identify the working wavelength and the electrical function.Send a drawing showing the act...

  • Knowledge Center · ITO Conductive Glass FAQITO Conductive Glass FAQ36 answers to technical, customization and purchasing questionsExplore practical answers about ITO glass properties, transparent heating, patterned electrodes, handling, inspection and custom orders.Browse FAQ Topics1. About This FAQFind answers to common questions about custom ITO conductive glass, from coating selection to protot...

  • Custom Infrared Dome FAQ What should I check when choosing an infrared dome manufacturer? When selecting a reliable infrared dome manufacturer, verify whether the supplier provides clear specifications including material grade standards, drawing revision control, detailed optical parameters, definite coating ranges and complete inspection protocols. Make sure all techni...

  • FELIX GLASS SUBSEA DOME FAQ3000m vs 7000m vs Flanged Optical Dome Port: How to Choose Subsea DomeSelecting the correct subsea optical dome port requires balancing operating depth, mechanical reliability, optical performance, assembly design, project budget and mission criticality. This FAQ summarizes core tradeoffs between 3000m rated dome, 7000m rated dome, standard standalone dome and monolithic...

  • FELIX GLASS SUBSEA DOME FAQCan subsea optical dome port be repaired after scratch?Minor surface scratches affect optical performance and may create coating failure points. Repair feasibility depends on scratch depth, substrate material and optical tolerance requirements.Scratch repair rules Very shallow surface scratches: can be re-polished, but material removal will alter dome radius and dime...

  • FELIX GLASS SUBSEA DOME FAQSubsea LiDAR Optical Dome Port RequirementsSubsea LiDAR systems have stricter optical requirements compared to regular underwater cameras. Dome ports for LiDAR need controlled transmission at laser wavelength, low wavefront distortion and high pressure resistance.Core Requirements for LiDAR Dome Match substrate material to LiDAR operating wavelength Custom single...

  • FELIX GLASS SUBSEA DOME FAQSafety Factor for Deep Sea Optical Dome PortsSafety factor is the ratio between material failure load and actual working hydrostatic pressure. It is the core design parameter to avoid dome cracking under deep ocean pressure, cyclic loading and unexpected pressure spikes.Recommended Safety Factor 3000m (300 bar) long-term deployment: minimum safety factor 1.5 7000...

  • FELIX GLASS SUBSEA DOME FAQOptical Dome Diameter Tolerance & Surface SpecificationsPrecision dimensional and optical surface specifications directly affect assembly fit, sealing performance and imaging quality for subsea dome ports.Diameter ToleranceStandard diameter tolerance range for our domes (20mm–60mm): ±0.02mm. Tighter tolerance down to ±0.005mm can be customized upon request for high-preci...

  • Subsea Optical Dome Port Lead Time & MOQAll of our subsea optical dome ports are custom machined to customer drawings, no off-the-shelf stock available. Lead time varies based on depth rating, geometry complexity, FEA simulation and optional surface treatment.MOQ Rules Mass production MOQ: 5 pieces Prototype order: 1 piece available for engineering validation Standard Lead Time Breakdown ...

  • FELIX GLASS SUBSEA DOME FAQStandard Dome vs Integrated Flanged Dome PortTwo major dome mechanical designs for subsea imaging systems: standalone standard dome and monolithic integrated flanged dome port. The core difference is assembly method and sealing interface count.Standard standalone dome portStandard hemispherical dome requires separate retainer ring to clamp it onto housing. It works well ...

  • FELIX GLASS SUBSEA DOME FAQHydrostatic Pressure Test for Subsea Dome PortHydrostatic pressure test is physical pressure testing to verify the optical dome can withstand its rated water depth pressure before deployment. It is an optional validation step after optical polishing.How hydrostatic test worksThe dome sample is placed inside pressure chamber, pressurized to target pressure (300 bar for 30...

  • What is AR coating on subsea optical dome port?AR coating, or anti-reflection coating, is a thin multi-layer optical film deposited on dome surfaces. It reduces light reflection loss and boosts light transmission for subsea cameras, LiDAR and optical sensors.Key benefits of AR coating for underwater dome Higher optical transmission, brighter image for low-light deep sea environment Reduce ...

  • What is FEA simulation for subsea dome port?FEA (Finite Element Analysis) simulation is a computer-based stress simulation to predict stress distribution, peak pressure load and crack risk on optical dome ports under deep-sea hydrostatic pressure.Why run FEA for subsea dome port?Underwater dome failure usually occurs at stress hotspots, especially the dome root, or the transition area between hemi...

  • What material is best for subsea optical dome port?Selecting the right substrate is critical for subsea dome port performance, pressure resistance and service life. The three common optical materials are C-axis Sapphire, JGS1 Fused Silica and BK7 optical glass. Acrylic is not recommended for deep-water pressure applications.C-axis SapphireSapphire is the top choice for 7000m abyssal deployment. It...

  • A: We adopt dedicated protective packaging solutions for precision optical components to avoid scratches, chipping, contamination and shock damage during transit, especially for international sea or air shipment.For small optical windows, lenses and filter chips: Each piece is individually sealed in cleanroom anti-static PE bag or lens tissue, then placed into custom-cut EVA / PU foam trays. The f...

  • Felix Glass specializes in custom precision optical glass components and tempered cover glass for industrial and optical systems. Our main product portfolio covers optical windows, optical domes, optical lenses, optical filters, automotive & industrial touch display cover glass and solar CSP reflector mirrors.For optical windows, we fabricate parts from BK7, fused silica, sapphire and aluminosilic...

  • A:Yes, Felix Glass is fully capable of supplying matched optical components designed and manufactured specifically for harsh UV exposure, outdoor open-air deployment, marine coastal salt-spray environments and continuous high-temperature operating scenarios. We fully understand that optical parts working under these extreme conditions face multiple risks including UV photo-degradation, salt fog co...

  • A: Once you submit your complete requirements including 2D/3D drawings, dimension tolerances, optical specifications, coating requirements, target working environment, order quantity and delivery schedule, our optical engineering and sales team will start assessment immediately. For most standard custom optical glass projects, our team will finish reviewing your technical specifications and releas...

  • A: Yes, Felix Glass fully accepts third-party quality inspection for OEM bulk optical component orders, and we are familiar with international third-party inspection standards widely used in optical and glass manufacturing industries. We understand that many industrial customers, automotive suppliers and energy equipment manufacturers require independent verification to eliminate quality risks bef...

  • A: Yes, Felix Glass is capable of meeting ultra-tight dimensional tolerance requirements for precision optical components, supported by our advanced CNC optical glass processing workshop and professional precision measurement lab. Our factory is equipped with high-precision CNC cutting machines, 5-axis grinding equipment, ultra-precision drilling and chamfering machines, together with optical meas...

  • A: Absolutely. Felix Glass owns an experienced in-house optical engineering team who can provide complete professional custom optical design support from concept phase to final mass production. Our engineers have deep knowledge of optical glass materials, thin-film coating theory, optical transmission & reflection principle, glass machining and optical system matching. We can cooperate closely wit...

  • A: Felix Glass custom optical glass and optical components are widely adopted in multiple mainstream industrial fields worldwide. Our core application sectors cover automotive electronics, industrial automation & HMI human-machine interface, medical diagnostic equipment, concentrated solar power (CSP) energy industry, outdoor monitoring & security cameras, precision measuring instruments and aeros...

  • A: Felix Glass adopts strict full-process quality management system to guarantee stable optical quality for all finished optical components, covering raw material incoming inspection, production in-process monitoring, post-coating optical testing, final visual inspection and sampling reliability aging test. Every link has standardized inspection procedures and recorded quality logs.First of all, r...

  • A: The standard production lead time for custom optical components at Felix Glass is separated into prototype sample phase and mass production phase, and the exact schedule depends on material selection, machining complexity, coating requirement, tolerance level and total order quantity.For prototype / single-piece small batch samples: simple tempered display glass panels without special coating n...

  • A: Yes, Felix Glass fully supports single-piece prototype and small-batch optical component orders. We understand that most industrial and optical customers need prototype samples for product R&D, optical performance testing, structural assembly verification and reliability validation before launching large-volume mass production. Therefore we keep flexible MOQ policy and welcome one-off piece or ...

  • A: AR coating, short for Anti-Reflection coating, is a widely used functional thin-film coating applied on optical glass surface, and it is one of Felix Glass’s core coating capabilities. The main function of AR coating is to reduce unwanted light reflection at air-glass interface, increase light transmittance and remove disturbing ghost reflection and glare.When light passes from air into bare gl...

  • A: Felix Glass provides a full portfolio of functional thin-film coatings for optical glass and display cover glass, including AR anti-reflection coating, AG anti-glare coating, AF anti-fingerprint coating and high-reflection silver coating for solar mirrors. We also support custom coating development for special optical spectrum requirements.AR (Anti-Reflection Coating): Reduce surface reflectio...

  • A: Yes, Felix Glass supports full OEM and ODM customization service for optical glass components and tempered display cover glass. We can realize customized manufacturing according to your finished product requirements, covering ODM design collaboration and OEM production based on your drawings & specifications.For OEM service: You provide 2D/3D drawings, dimension tolerances, optical requirements...

  • A: Sapphire crystal is premium optical substrate material, and it should be chosen for optical components when your application requires extreme mechanical hardness, outstanding scratch resistance, high temperature stability and strong chemical corrosion resistance, which normal optical glass cannot satisfy.Sapphire ranks 9 on Mohs hardness scale, only softer than diamond. It has superior wear re...

  • A: BK7 and fused silica (fused quartz) are two most widely used optical substrate materials, but they differ greatly in spectral transmission, thermal property, chemical resistance and applicable working scenarios. Felix Glass supplies both materials for custom optical components.BK7 is a borosilicate crown optical glass. It has excellent optical homogeneity in visible light spectrum, low bubble ...