Infrared Optics Manufacturing Equipment | Germanium, ZnSe, ZnS — Vimfun

Vimfun · Infrared optics equipment

Infrared optics
manufacturing equipment

Vimfun's infrared optics manufacturing equipment delivers one-stop cutting, slicing, grinding & lapping solutions for germanium, ZnSe, ZnS, silicon and fluoride IR optics.

  • 01 Multi-material capability — Ge · ZnSe · ZnS · Si · CaF₂ · MgF₂
  • 02 Sub-nanometer surface quality — Ra ≤ 5 nm, flatness PV ≤ λ/4
  • 03 Proven by 50+ IR optics manufacturers across 20+ countries
CE certified ISO 9001 15+ years
Germanium · n = 4.0026 @ 10μm LWIR optical path
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Materials we support

Our infrared optics manufacturing equipment processes the full IR spectrum — from germanium for LWIR thermal imaging to fluoride crystals for UV-IR broadband optics.

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Infrared optics manufacturing equipment portfolio

Four flagship machines forming the complete wafer manufacturing chain — from raw crystal block to lapped, ready-to-polish wafer.

Step 01 · Crystal → Rod

SGI 40 — crystal cylindrical rod cutting machine

Cuts optical crystal blocks into precision cylindrical rods for downstream wafer slicing.

  • WorkpieceUp to 400 × 400 × 350 mm
  • Cut methodDiamond wire
  • MaterialsGe, sapphire, quartz, fused silica
View SGI 40 →
Step 02 · Rod → Wafer

SG 40 — wafer slicing machine

Slices cylindrical rods into thin wafers with low kerf loss and tight TTV control.

  • WorkpieceUp to Ø400 × 400 mm
  • Wafer thickness0.3 – 5 mm
  • TTV< 5 μm
View SG 40 →
Step 03 · Edge grinding

Wafer edge grinding machine

Profiles wafer edges to chamfered or rounded geometries for handling safety and downstream lithography compatibility.

  • Wafer diameterØ50 – Ø300 mm
  • Edge profileRound / chamfer / custom
  • Edge roughnessRa ≤ 0.1 μm
View edge grinder →
Step 04 · Surface lapping

Wafer surface lapping machine

Double-sided lapping for sub-nanometer surface finish and tight thickness uniformity across the wafer.

  • Wafer diameterØ50 – Ø300 mm
  • Surface Ra≤ 5 nm
  • Flatness PV≤ λ/4 @ 633 nm
View lapping machine →
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Production process

Seven steps from raw germanium crystal to inspected, finished IR lens — we engineer equipment for every stage.

01 Crystal /Ingot 02 Blankcutting 03 Waferslicing 04 Roughgrinding 05 Lapping 06 Polishing 07 Inspection& metrology
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Why Vimfun

Four reasons IR optics manufacturers across 20+ countries choose Vimfun's infrared optics manufacturing equipment over alternatives.

01

One-stop process chain

Most equipment makers sell one machine. We design and integrate the entire chain — from blank cutting to final inspection — so you don't coordinate five vendors with mismatched parameters.

02

Engineering-led, not sales-led

Our team is 60% mechanical, optical, and control engineers. When you call about a TTV problem at 11 PM, you talk to an engineer who built the machine — not a customer service script.

03

Built for global export

CE-certified, multi-voltage configurations, English / Spanish / Russian documentation. We've installed equipment in 20+ countries — we know the difference between exporting a machine and exporting a working production line.

04

Lifetime process support

Buying a machine is the start, not the end. Our process engineers travel to your factory for installation, training, and first-batch process validation — and remain available remotely for the life of the equipment.

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Trusted by IR optics manufacturers

From Tier-1 thermal imaging OEMs to specialized military optics suppliers.

Shunyu IR
South China Optical
Jiangxi Yike
Nanyang Zhongyang
Client 05
Client 06
Client 07
Client 08
Client 09
Client 10
3× Germanium lens output

Shunyu IR scales Ge lens production with Vimfun line

  • Cycle time−30%
  • Yield87% → 94%
  • ROI11 months
Read full case →
−30% Slicing cycle time

South China Optical cuts germanium slicing cycle

  • Throughput+42%
  • Kerf loss−18%
  • Operators4 → 2
Read full case →
Lab → Production ZnSe lens manufacturer

ZnSe lens maker transitions to full production line

  • Volume0 → 8k/yr
  • Setup time14 weeks
  • Surface Ra≤ 4 nm
Read full case →
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Frequently asked questions

Answers to common buyer questions — materials, surface quality, lead times, and how we compare to alternatives.

What materials can your infrared optics manufacturing equipment process?
Our infrared optics manufacturing equipment processes germanium (Ge), zinc selenide (ZnSe), zinc sulfide (ZnS), silicon (Si), calcium fluoride (CaF₂), magnesium fluoride (MgF₂), and chalcogenide glass — covering virtually all common IR optical materials. See the materials section above for material-specific equipment.
What surface quality (Ra, PV) can your polishing machines achieve?
Our polishing equipment routinely achieves Ra ≤ 5 nm and surface flatness PV ≤ λ/4 at 633 nm, meeting the requirements of high-end thermal imaging, CO₂ laser, and military-grade IR optics. These surface specifications align with ISO 10110 optical drawing standards. For sub-nanometer Ra requirements, our double-sided lapping followed by chemical-mechanical polishing can reach Ra ≤ 1 nm.
Do you provide complete production lines or only individual machines?
Both. We supply individual machines for capacity expansion, and complete turnkey IR lens production lines covering crystal cutting, slicing, grinding, lapping, polishing, and inspection — with process recipes pre-validated at our factory before shipment.
What is the typical lead time for a germanium lens production line?
Standard germanium lens production lines have a 12–16 week lead time, including custom configuration, factory acceptance testing, and pre-shipment trial production. Single machines ship in 6–8 weeks. Rush options available for repeat customers.
Do you offer installation, training, and process support overseas?
Yes. Our process engineers travel to your facility for installation, operator training, and first-batch process validation. Remote technical support is available for the full lifetime of the equipment — typically responding within 4 hours during your local business day.
Which IR materials are most cost-effective for thermal imaging?
Germanium offers the best optical performance but is volatile in price. Chalcogenide glass and silicon are cost-effective alternatives for consumer thermal imaging. ZnS is preferred for multispectral applications. See our germanium price volatility analysis for current pricing context.
Can your equipment handle CVD ZnSe blank cutting?
Yes. Our wire saws are specifically configured for CVD ZnSe blank cutting with optimized diamond wire tension and feed rates to minimize subsurface damage on this expensive material — typically reducing kerf loss by 20–30% vs ID saw.
What is the difference between wire saw and ID saw for germanium?
Wire saws produce thinner kerf (lower material loss) and better surface finish but slower throughput. ID saws are faster but with larger kerf. For expensive materials like germanium, wire saws are typically more economical despite higher equipment cost. Full analysis in our wire saw vs ID saw comparison guide.
What certifications does your equipment carry?
All Vimfun equipment is CE-certified and built under ISO 9001 quality management. RoHS-compliant configurations and UL options are available on request for North American customers.
How does Vimfun compare to other Chinese IR optics equipment makers?
We differentiate on three points: (1) a fully integrated process chain from cutting to polishing — most competitors specialize in one process step; (2) an engineering-led team — 60% engineers, not sales reps; (3) global export experience with installations in 20+ countries, including English / Spanish / Russian documentation and on-site commissioning.
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Ready to upgrade your
IR optics production?

Tell us your material, target volume, and surface quality requirement — we'll send a tailored infrared optics manufacturing equipment proposal within 48 hours.

WhatsApp +86 13027738908
Factory Shanghai, China

Request a quote

We respond to all inquiries within 48 hours during business days.

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