Effective aperture (%): 90 dimensional tolerance (mm): +0.0/-0.1

Thermal expansion coefficient CTE (10-6/C): 7.57 density (g/cm3): 5.27

Refractive index nd: 2.631 Knoolp hardness (kg/mm2): 105

Poisson's ratio: 0.28 substrate: Zinc Selenide (ZnSe) (read more)

CaF2 is transparent in the ultraviolet to infrared (180 nm - 8.0 m) wavelength range. It has a refractive index of 1.428 at 1.064 m and high mechanical and environmental stability. CaF2 is very suitable for applications requiring low damage threshold, low fluorescence and high uniformity. It is often used in Excimer lasers, spectrometers and cooling and thermal imaging. (read more)

Germanium window(coating DLC/BBAR)

Effective aperture (%): 90.00 dimensional tolerance (mm): +0.0/-0.1

Thermal expansion coefficient CTE (10-6/C): 6.1 density (g/cm3): 5.33

Refractive index nd: 4.002 @ 11 m Knoop hardness (kg/mm2): 780.00

Parallelism (arc points): <1 Poisson's ratio: 0.28

Base: Germanium (Ge) Surface Quality: 60-40

Thick... (read more)

Effective aperture (%): 90.00 diameter (mm): 40.00

Dimensional tolerance (mm): +0.0/-0.1 thickness (mm): +4.00

Coating: BBAR (3000-5000 nm) Coating Specification: Ravg < 3% @ 3-5 micron

Parallelism (arc points): <1 Poisson's ratio: 0.28

Base: Germanium (Ge) surface smoothness: lambda/10@ 10.6 um

Surface quality: 60-40 (read more)

Wavelength range 1.2 - 7 μ M

Low Density and Low Dispersion

The focal length ranges from 25 to 250mm

Common substrates available from other infrared lenses

Silicon planoconvex (PCX) lens has a precise polished surface, which makes it very suitable for a variety of infrared applications, including near infrared (NIR) imaging and infrared spectroscopy. (read more)

Coating we can do:

1.antireflective coatings in 3-5 micron

2.antireflective coatings in 3-12 micron

3.antireflective coatings in 8-12 micron band are suitable for thermal imaging applications. Germanium optical materials are also suitable for antireflective coatings (AR) with design wavelengths of 8-12 microns. (read more)

flame detector

Usually the most popluar material should be sapphire and ultraviolet fused silica, and some special security application need coated hard-AR/AR Germanium, optical silicon, and uncoated calcium fluoride window. (read more)

Diameter (mm): 25.00+0.00/-0.10 Center Thickness Tolerance (mm): +0.10

Base: Silicon (Si) effective aperture (%): 90.00

Aspheric graphic error (m RMS): 0.1 surface quality: 60-40

Center deviation (arc score): <10 Centering, ETD (micron): <21.8

Design Wavelength DWL (nm): 4000 Design Wavelength DWL (m): 4.0

Edge: Diamond Turned Shape: Meniscus

Acid Fluorspar Powder, CaF2: 98.0 +/-1.2%, SiO2: 2.5% max., H2O: 0.2% max., Size: 100 mesh 90% min (read more)

One Set Of Combination For Good Quality Lens And Mirrors Including1pcs Focus Lens(Znse Material,50mm Focal Length) And3pcs Reflective Mirror(K9 Glass Coated Golden Material) (read more)

The transmittance ranges from 1.2 to 7 um.

Equipped with or without coated window patches and antireflective film window patches suitable for 3 - 5 um

Very suitable for weight-sensitive applications (read more)

• General specification Effective aperture (%): 90 substrate: N-BK7 Surface quality: 60-40 thickness tolerance (mm): +0.20

Birefringence index (no-ne): 0.008 for Visible Light Orthogonal to Optical Axis effective aperture (%): > 90

Coating: Uncoated axis direction: Random

Parallelism (arc points): <3.5 basement: Sapphire (Al2O3)

Surface smoothness: 2A (typical) surface quality: 80-50

Surface roughness (micron): 0.1 per Inch wavelength range (nm): 200 - 5500 (read more)

Design Wavelength DWL (nm): 632.8 Wavelength Range (nm): 200 - 2200

Surface quality: 10-5 effective aperture (%): > 90

Dimensional tolerance (mm): +0.00/-0.25 thickness (mm): +2.00

Thickness tolerance (mm): +0.20 parallelism (arc seconds): <10

Coating: Uncoated transmission wavefront, P-V (lambda): lambda/10@ 632nm

Base: Fused Silica (read more)

. (read more)

Effective aperture (%): 90.00 dimensional tolerance (mm): +0.0/-0.1

Thermal expansion coefficient CTE (10-6/C): 6.1 density (g/cm3): 5.33

Refractive index nd: 4.002 @ 11 m Knoop hardness (kg/mm2): 780.00

Parallelism (arc points): <1 Poisson's ratio: 0.28

Base: Germanium (Ge) Surface Quality: 60-40

Thickness tolerance (mm): +0.1 (read more)

Surface smoothness: lambda/10 substrate: Si

Back Surface: Commercial Polish Surface Quality: 20-10

Type of coating: Metal chamfer: Protective bevel as needed

Effective aperture (%): 90 edges: Ground (read more)

BK7 Precision Windows

Material BK7 Grade A Fine Annealed

Dimensions 8MM

Diameter Tolerance + 0 / -0.10 mm

Thickness Tolerance ±0.10 mm

Clear Aperture 90%

Surface Quality 40-20 Scratch-Dig

Parallelism < 30 Arc Seconds

Coating Uncoated (read more)

Sapphire crystal is use for optical window lenses and Nitride Based Devices (Blue LEDs).

common specification: Minimum diameter：2.5mm Minimum thickness:0.5mm

Maximum diameter：75mm Minimum thickness:5mm (read more)

General specification

Dimensional tolerance (mm): +0.00/-0.20 edge: Ground, Maximum 0.25 mm Edge Chip

Parallelism (arc): 5 Bases: Fused Silica

Surface smoothness: 1 lambda surface quality: 60-40

Thickness tolerance (mm): +0.38 (read more)

The galvanometer can improve the accuracy of laser positioning and the stability and reliability of the whole system. The galvanometer provided by the factory is mainly used in laser cosmetology, laser marking, three-dimensional laser engraving and so on. (read more)

Barium Fluoride_BaF2 crystal blank and optics
Size: Diameter5.0mm to 140.0mm (read more)

Diameter (mm): 25.00+0.00/-0.10 Center Thickness Tolerance (mm): +0.10

Base: Silicon (Si) effective aperture (%): 90.00

Aspheric graphic error (m RMS): 0.1 surface quality: 60-40

Center deviation (arc score): <10 Centering, ETD (micron): <21.8

Design Wavelength DWL (nm): 4000 Design Wavelength DWL (m): 4.0

Edge: Diamond Turned Shape: Meniscus

• Place of Origin: Hebei, China (Mainland)
• Brand Name: ICC
• Model Number: ICC-Step Window
• Product name: CaF2 Step Window
• Certificate: ISO9001:2008
• Usage: Optical System
• Material: Optical Glass
• Diameter Tolerance: +0/-0.1mm
• Thickness Tolerance: +/-0.1mm
• Flatness: 1/4 lambda at 633nm
• S/D: 60...

• Place of Origin: Hebei, China (Mainland)
• Brand Name: ICC
• Model Number: ICC-hole windows
• Usage: Optical System
• Main Material: Optical Glass(CaF2)
• shape: Hole window
• Diameter Tolerance: +0/-0.1mm
• Thickness Tolerance: +/-0.1mm
• Surface quality: 60-40
• Flatness: 1/4 lambda at 633nm
• Diameter T...

Center thickness tolerance (mm): +0.2

Effective aperture (%): 90.00 coating: Uncoated

Diameter (mm): 25.40+0.00/-0.13 Edge thickness ET (mm): 2.70

Focal Length Specified Wavelength (Micron): 10.6 Focal Length Tolerance (%): +2 @ DWL

Base: Germanium (Ge) Surface Accuracy: Lambda/20

Surface quality: 60-40 wavelength range (micron): 2-14

Wavelength... (read more)

process lens: (example silicon lense)
CA:85%. Diameter 220mm; center thickness +/-0.03mm; S/D 60-40; PV<0.5L; eccentricity <3 arcmin;
ICC provides a more cost-effective and higher yield indicator:
Center thickness +/-0.05mm; S/D before coat: 60-40;After coat: 80-50;Flatness: PV "0.8L (read more)

Effective aperture (%): 90.00 dimensional tolerance (mm): +0.0/-0.1

Thermal expansion coefficient CTE (10-6/C): 6.1 density (g/cm3): 5.33

Refractive index nd: 4.002 @ 11 m Knoop hardness (kg/mm2): 780.00

Parallelism (arc points): <1 Poisson's ratio: 0.28

Base: Germanium (Ge) Surface Quality: 60-40

Thickness tolerance (mm): +0.1 (read more)

• Place of Origin: Hebei, China (Mainland)
• Brand Name: ICC
• Model Number: ICC-MgF2
• Size: 4-160mm
• Material: Optical Glass
• Use: Optical Instruments
• Type: monocrystal/polycrystal/orientation
• Wavelength: 0.11 μm - 8.5 μm
• Application: Optical Instrument
• SGS: Passed
• ISO9001: ISO9001...

• Diffraction Limited Performance
• Variety of Coating Options
• Full Prescription Data Available

• Place of Origin: Hebei, China (Mainland)
• Brand Name: ICC
• Model Number: Customization
• Material: Glass, BaF2
• Usage: Optical, Optical System
• Structure: Plano-concave
• Shape: Spherical
• Diameter Tolerance: 0.0-0.1mm
• Design Wavelength: 632.8nm
• Thickness Tolerance: +/-0.1mm
• Focal Length Toleran...

• Application Wavelength： 0.15-12.5um (T>90%0.35-10.0um, 3.0mm)
• Model Number: ICC-Round window
• Size: 5-150mm
• Orientation：<111> or <100>
• Material: Optical Glass(CaF2)
• Shape: round window
• Grade：IR ,UV Grade
• Diameter Tolerance: +0/-0.1mm
• Thickness Tolerance: +0.1/-0.1mm<...

Diameter (mm): 25.00+0.0/-0.1 Base: Silicon (Si)

Surface quality: 60-40 focal length specified wavelength (micron): 10.6

Center deviation (arc score): <3 center thickness tolerance (mm): +0.10

Available Aperture CA (mm): 24.0 (read more)

ICC factory good at produce infrared lense, please check long details as below how to choose lenses material. like CaF2, BaF2 ,MgF2,Si, Ge, ZnSe. (read more)

• Place of Origin: Hebei, China (Mainland)
• Brand Name: ICC
• Model Number: ICC-01
• Material: CaF2
• Usage: Optical
• Certification: ISO9001:2008
• Surface quality: 60-40,40-20
• Type: window

• Place of Origin: Hebei, China (Mainland)
• Brand Name: ICC
• Model Number: ICC-PW
• Material: Germanium
• Usage: Optical, Optical System
• Diameter Tolerance: 0.0-0.1mm
• Design Wavelength: 632.8nm
• Thickness Tolerance: +/-0.1mm
• Focal Length Tolerance: +/-1%
• Product name: optical lenses
• Certificate:...

ICC factory grow material：germanium

thickness tolerance:+0.0/-0.1mm

thickness tolerance:+-0.1mm

surface quality:60-40

flatness:入/10@10.6um

parallism:<1

coating: <3%@3-5um, <5%@3-12um, <3%@8-12um

DLC is an amorphous Carbon film with many properties similar to natural Diamond, such as high hardness, low frict... (read more)

• Place of Origin: Hebei, China (Mainland)
• Brand Name: ICC
• Model Number: ICC
• Material: Glass, BaF2
• Usage: Optical, Optical System
• Structure: Double Concave
• Diameter Tolerance: 0.0-0.1mm
• Design Wavelength: 632.8nm
• Thickness Tolerance: +/-0.1mm
• Focal Length Tolerance: +/-1%
• Product name: Ba...