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| Material | Precision-Annealed K9 Optical Glass |
|---|---|
| Design Wavelength | 587.6 nm |
| Diameter Tolerance | +0.0 / −0.1 mm |
| Center Thickness Tolerance | ±0.2 mm |
| Surface Irregularity | λ/4 @ 632.8 nm |
| EFL Tolerance | ±2% |
| Centration Error | 3 arcmin |
| Surface Quality | 3–4 Scratch-Dig |
| Edge Treatment | 0.2 mm × 45° Chamfer |
| Coating | Broadband AR (400–700 nm) |
| Material | Precision-Annealed K9 Optical Glass |
|---|---|
| Design Wavelength | 587.6 nm |
| Diameter Tolerance | +0.0 / −0.1 mm |
| Center Thickness Tolerance | ±0.2 mm |
| Surface Irregularity | λ/4 @ 632.8 nm |
| EFL Tolerance | ±2% |
| Centration Error | 3 arcmin |
| Surface Quality | 3–4 scratch-dig |
| Edge Chamfer | 0.2 mm × 45° |
| Spectral Range (Uncoated) | VIS (400–700 nm), NIR (650–1050 nm), SWIR (1000–1650 nm) |
| Mounting Compatibility | Standard lens retention rings for Ø2–100 mm optics |
| Origin | Beijing, China |
|---|---|
| Manufacturer Type | Distributor |
| Regional Origin | Domestic (China) |
| Model | GL12-NIR |
| Price Range | USD 0.15–75.00 (per piece, volume-dependent) |
| Component Category | Optical Element |
| Material | Precision-Annealed K9 Optical Glass |
| Design Wavelength | 587.6 nm |
| Diameter Tolerance | +0.0 / −0.1 mm |
| Center Thickness Tolerance | ±0.2 mm |
| Surface Irregularity | λ/4 @ 632.8 nm |
| EFL Tolerance | ±2% |
| Centration Error | 3 arcmin |
| Surface Quality | 3–4 scratch-dig |
| Edge Treatment | 0.2 mm × 45° chamfer |
| Coating | Broadband AR for NIR (650–1050 nm) |
| Origin | Beijing, China |
|---|---|
| Manufacturer Type | Distributor |
| Origin Category | Domestic |
| Model | GL12-SWIR |
| Price Range | USD 0.15–75.00 (per unit) |
| Component Type | Optical Element |
| Material | Precision-Annealed K9 Optical Glass |
| Design Wavelength | 587.6 nm |
| Diameter Tolerance | +0.0 / −0.1 mm |
| Center Thickness Tolerance | ±0.2 mm |
| Surface Irregularity | λ/4 @ 632.8 nm |
| EFL Tolerance | ±2% |
| Centration Error | 3 arcminutes |
| Surface Quality | 3–4 scratch-dig |
| Edge Treatment | 0.2 mm × 45° chamfer |
| Coating | Broadband AR for SWIR (1000–1650 nm) |
| Origin | Beijing, China |
|---|---|
| Manufacturer Type | Distributor |
| Origin Category | Domestic |
| Model | GL12-VIS |
| Price Range | USD 0.15–75.00 (per piece, volume-dependent) |
| Component Category | Optical Element |
| Material | Precision-Annealed K9 Optical Glass |
| Design Wavelength | 587.6 nm |
| Diameter Tolerance | +0.0 / −0.1 mm |
| Center Thickness Tolerance | ±0.2 mm |
| Surface Irregularity | λ/4 @ 632.8 nm |
| EFL Tolerance | ±2% |
| Centration Error | 3 arcmin |
| Surface Quality | 3–4 scratch-dig |
| Edge Treatment | 0.2 mm × 45° chamfer |
| Coating | Broadband AR, Rₐᵥg < 0.5% over 400–700 nm |
| Origin | Beijing |
|---|---|
| Manufacturer Type | Distributor |
| Origin Category | Domestic (China) |
| Model | GL13 |
| Price Range | USD 0.15–75.00 |
| Component Category | Optical Element |
| Material | Precision-Annealed K9 Optical Glass |
| Design Wavelength | 587.6 nm |
| Diameter Tolerance | +0.0 / −0.1 mm |
| Center Thickness Tolerance | ±0.2 mm |
| Surface Flatness | λ/4 @ 632.8 nm |
| Focal Length Tolerance | ±2% |
| Surface Irregularity | ≤λ/4 |
| Surface Quality | 3–4 Scratch-Dig |
| Edge Treatment | 0.2 mm × 45° Chamfer |
| Effective Focal Length (EFL) | Negative (Diverging) |
| Back Focal Length (BFL) | Equal to EFL (Plane surface incident) |
| Radius of Curvature (R₁) | Concave side only |
| Origin | Beijing, China |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Product Origin | Domestic (China) |
| Model | GL13-NIR |
| Component Category | Optical Element |
| Coating | Dual-Band AR (650–1050 nm & 1000–1650 nm) |
| Available Diameters | 4 mm to 50 mm |
| Substrate Material | N-BK7 (standard), optional fused silica or CaF₂ upon request |
| Surface Quality | 40–20 scratch-dig |
| Clear Aperture | ≥90% of diameter |
| Origin | Beijing, China |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Regional Origin | Domestic (China) |
| Model | GL13-SWIR |
| Price Range | USD 0.15–75.00 per unit |
| Component Category | Optical Element |
| Diameter Range | 4–50 mm |
| AR Coating | SWIR broadband (1000–1650 nm) and NIR broadband (650–1050 nm) options available |
| Origin | Beijing, China |
|---|---|
| Manufacturer Type | Distributor |
| Regional Origin | Domestic (China) |
| Model | GL13-VIS |
| Component Category | Optical Element |
| Material | Precision-Annealed K9 Optical Glass |
| Design Wavelength | 587.6 nm |
| Diameter Tolerance | +0.0 / −0.1 mm |
| Center Thickness Tolerance | ±0.2 mm |
| Surface Irregularity | λ/4 @ 632.8 nm |
| Effective Focal Length (EFL) Tolerance | ±2% |
| Centration Error | 3 arcminutes |
| Surface Quality | 3–4 scratch-dig |
| Edge Treatment | 0.2 mm × 45° chamfer |
| Coating | Broadband AR (400–700 nm) |
| Origin | Beijing, China |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Domestic (China-Made) |
| Model | GL14-SWIR |
| Component Category | Optical Element |
| Coating Range | 1000–1650 nm (SWIR AR) |
| Origin | Beijing |
|---|---|
| Manufacturer Type | Distributor |
| Origin Category | Domestic (China) |
| Model | GL14 |
| Price Range | USD $0.15–75.00 (per piece, volume-dependent) |
| Component Category | Optical Element |
| Material | K9 Optical Crown Glass |
| Surface Quality | 60-40 Scratch-Dig |
| Clear Aperture | ≥90% of Diameter |
| Focal Length Tolerance | ±2% |
| Centration Error | ≤3 arcmin |
| Surface Flatness | λ/4 @ 632.8 nm |
| Origin | Beijing, China |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Regional Origin | Domestic (PRC) |
| Model | GL14-NIR |
| Price Range | USD 0.15–75.00 (per unit, volume-dependent) |
| Component Category | Optical Element |
| Coating Specification | Broadband AR, Rₐᵥg < 0.5% @ 650–1050 nm |
| Diameter | 2–50 mm |
|---|---|
| Focal Length (EFL) | –2.0 to –50.0 mm |
| Surface Radius (R₁) | –2.22 to –52.15 mm |
| Center Thickness (T₁) | 1.00–3.00 mm |
| Edge Thickness (T₂) | 1.22–15.77 mm |
| Coating | MgF₂-based broadband AR, Rₐᵥg < 0.5% @ 400–700 nm |
| Material | N-BK7 (Schott) |
| Surface Quality | 40–20 scratch-dig |
| Clear Aperture | ≥90% of diameter |
| Origin | Beijing, China |
|---|---|
| Manufacturer Type | Distributor |
| Regional Origin | Domestic (China) |
| Model | GL15 |
| Price Range | USD 0.15 – 75.00 (varies by size and specification) |
| Component Category | Optical Element |
| Key | Origin: Beijing, China |
|---|---|
| Manufacturer Type | Distributor |
| Regional Category | Domestic (China) |
| Model | GL15-SWIR |
| Component Category | Optical Element |
| Coating Range | 1000–1650 nm (SWIR), 650–1050 nm (NIR) |
| Material | N-BK7 (Schott) or equivalent optical glass |
| Surface Quality | 40–20 scratch-dig |
| Origin | Beijing |
|---|---|
| Manufacturer Type | Distributor |
| Regional Origin | Domestic (China) |
| Model | GL15-NIR |
| Price Range | USD 0.15–75.00 (per unit, depending on configuration) |
| Component Category | Optical Element |
| Origin | Beijing, China |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Regional Origin | Domestic (PRC) |
| Model | GL15-VIS |
| Price Range | USD 0.15 – 75.00 (per piece, volume-dependent) |
| Component Category | Optical Element |
| Dimensions | 5×5 mm to 60×30 mm (rectangular aperture), EFL: 4.0–20.0 mm |
| Coating | Broadband AR @ 400–700 nm (R < 0.5% avg per surface) |
| Material | Optical-grade BK7 glass |
| Surface Quality | 40–20 scratch-dig |
| Clear Aperture | ≥90% of nominal dimension |
| Key | Material: K9 optical glass |
|---|---|
| Surface Quality | 60-40 scratch-dig |
| Clear Aperture | ≥90% of dimensions |
| Focal Length (EFL) | –4.0 mm |
| Back Focal Length (BFL) | –5.3 mm |
| Radius of Curvature (R₁) | –2.07 mm |
| Center Thickness (T₂) | 2.0 mm |
| Edge Thickness (T₄) | 3.54 mm |
| Coating | None (uncoated) |
| Dimension (X × Y) | 8.0 × 4.0 mm |
| Tolerance on EFL | ±2% |
| Wavefront Error | λ/4 @ 632.8 nm |
| Origin | Beijing, China |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Regional Origin | Domestic (PRC) |
| Model | GL16-SWIR |
| Unit Price Range | USD 0.15 – 75.00 |
| Component Category | Optical Element |
| Origin | Beijing |
|---|---|
| Manufacturer Type | Distributor |
| Regional Origin | Domestic (China) |
| Model | GL16-NIR |
| Price Range | USD 0.15–75.00 |
| Component Category | Optical Element |
| Origin | Beijing |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Regional Origin | China |
| Model | GL16-VIS |
| Price Range | USD 0.15–75.00 (per piece, volume-dependent) |
| Component Category | Optical Element |
| Coating Specification | Broadband AR, 650–1050 nm |
| Substrate Material | N-BK7 (Schott equivalent) |
| Surface Quality | 40-20 scratch-dig |
| Clear Aperture | ≥90% of nominal dimension |
| Focal Length Tolerance | ±1% |
| Centration Error | ≤3 arcmin |
| Wavefront Distortion | λ/4 @ 633 nm |
| Origin | Beijing, China |
|---|---|
| Manufacturer Type | Distributor |
| Origin Category | Domestic |
| Model | GL17 |
| Price Range | USD 0.15–75.00 (per piece) |
| Component Category | Optical Element |
| Material | Precision-Annealed K9 Optical Glass |
| Design Wavelength | 587.6 nm |
| Diameter Tolerance | +0.0 / −0.05 mm |
| Center Thickness Tolerance | ±0.005 mm |
| Surface Irregularity | λ/4 @ 632.8 nm |
| Surface Quality | 2–3 Scratch-Dig |
| Coating Options | Uncoated, VIS (400–700 nm), NIR (650–1050 nm), SWIR (1000–1650 nm) Broadband Anti-Reflection |
| Origin | Beijing, China |
|---|---|
| Manufacturer Type | Distributor |
| Origin Category | Domestic |
| Model | GL18 |
| Price Range | USD 0.15–75.00 |
| Component Category | Optical Element |
| Material | K9 Borosilicate Crown Glass |
| Surface Quality | 40-20 Scratch-Dig |
| Clear Aperture | ≥90% Diameter |
| Coating | None (Uncoated) |
| Tolerance | Diameter ±0.05 mm, EFL ±2%, BFL ±2% |
| Refractive Index (nd) | 1.5163 @ 587.6 nm |
| Abbe Number (Vd) | 64.2 |
| Origin | Beijing, China |
|---|---|
| Manufacturer Type | Distributor |
| Regional Origin | Domestic (China) |
| Model | GL21 |
| Price Range | USD 0.15–75.00 |
| Component Category | Optical Element |
| Diameter Options | 4.0 mm & 6.3 mm |
| Focal Lengths (EFL) | 3 mm to 40 mm |
| Substrate Material | UV-Fused Silica (Synthetic Quartz, Grade 7980 or equivalent) |
| Coating Options | Uncoated or UV Broadband Anti-Reflection (AR) Coating (250–400 nm) |
| Surface Quality | 40–20 scratch-dig (per MIL-PRF-13830B) |
| Surface Flatness (Plano Side) | λ/4 @ 633 nm |
| Surface Power (Convex Side) | ≤3λ @ 633 nm |
| Centration | ≤3 arcmin |
| Clear Aperture | ≥90% of diameter |
| Damage Threshold | ≥5 J/cm² @ 355 nm, 10 ns, 20 Hz |
| Origin | Beijing, China |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Domestic |
| Model | GL22 |
| Price Range | USD 0.15–75.00 (per piece) |
| Component Category | Optical Element |
| UV AR Coating | Ravg < 0.5% @ 250–400 nm |
| Substrate Material | UV-grade Fused Silica (SiO₂) |
| Surface Quality | 40–20 scratch-dig |
| Surface Flatness | λ/4 @ 633 nm |
| Clear Aperture | ≥90% of diameter |
| Centration | ≤3 arcmin |
| Focal Length Tolerance | ±1% |
| Diameter Tolerance | ±0.1 mm |
| Thickness Tolerance | ±0.2 mm |
| Origin | Beijing, China |
|---|---|
| Manufacturer Type | Distributor |
| Regional Origin | Domestic (China) |
| Model | GL23 |
| Price Range | USD 0.15–75.00 (per piece) |
| Component Category | Optical Element |
| Material | UV-Fused Silica (Synthetic Quartz, Grade I) |
| Surface Quality | 40–20 scratch-dig |
| Surface Flatness | λ/4 @ 633 nm (plano side), λ/2 @ 633 nm (concave side) |
| Clear Aperture | ≥90% of diameter |
| Coating Option | Broadband UV Anti-Reflection (UV-AR), Ravg < 0.5% over 250–400 nm |
| Transmission | >95% per surface (UV-AR coated), >90% per surface (uncoated) in 250–400 nm range |
| Damage Threshold | ≥5 J/cm² @ 355 nm, 10 ns, 20 Hz |
| Origin | Beijing |
|---|---|
| Manufacturer Type | Distributor |
| Origin Category | Domestic |
| Model | GL24 |
| Price Range | USD 0.15–75.00 |
| Component Category | Optical Element |
| Origin | Beijing |
|---|---|
| Manufacturer Type | Distributor |
| Regional Origin | Domestic (China) |
| Model | GL25 |
| Price Range | USD 0.15–75.00 |
| Component Category | Optical Element |
| Origin | Beijing, China |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Product Origin | Domestic (China) |
| Model | GL26 |
| Component Category | Optical Element |
| Price Range | USD 0.15–75.00 (per piece, volume-dependent) |
| Material | UV-grade fused silica (SiO₂), OH⁻ < 1 ppm, transmission > 80% @ 190 nm |
| Surface Quality | 40–20 scratch-dig |
| Surface Flatness | λ/4 @ 633 nm (flat side) |
| Clear Aperture | ≥ 90% of nominal dimension |
| Dimensional Tolerance | ±0.1 mm (X/Y), ±0.2 mm (thickness) |
| Focal Length Tolerance | ±2% |
| Coating Options | Uncoated (bare fused silica) or UV Broadband Anti-Reflection (AR) coating (Ravg < 1.0% @ 250–400 nm, 0° AOI) |
| Origin | Beijing |
|---|---|
| Manufacturer Type | Distributor |
| Origin Category | Domestic |
| Model | GL27 |
| Price Range | USD 0.15–75.00 |
| Component Category | Optical Element |
| Material | UV-grade Fused Silica |
| Design Wavelength | 587.6 nm (n = 1.45848) |
| Diameter Tolerance | +0.0 / −0.05 mm |
| Center Thickness Tolerance | ±0.005 mm |
| Surface Irregularity | λ/4 @ 632.8 nm |
| Surface Quality | 2–3 Scratch-Dig |
| Lens Type | Drum (Cylindrical Barrel with Spherical Ends) |
| Diameter | 3 mm |
| Focal Length | 3 mm |