Search
Menu
CASTECH INC - New Building the Bridge of Light
Photonics Marketplace

Show Filters
Hide Filters
Products by Category

Applications

Diameter / Dimension
Manufacturer Capability Range
-

Lens Category

Mirror Category

Filter Category

Beamsplitter Category

Gratings Category

Key Suppliers

Zurich Instruments AG - Boost Your Optics July-August MR
Lumencor Inc. - Celesta Light Engine 1-24 HP
115 products

Optics

Clear All Filters xlaser lenses xOptics & Optical Fabrication xOptics x
Plano Concave Lens - IR Grade CaF2
Plano Concave Lens - IR Grade CaF2
Lambda Research Optics Inc. (USA)
  • Type: Lenses
  • Diameter / Dimension: 12.7 - 25.4mm
  • Lens Category: Spherical Lens
  • Material: IR Laser Grade CaF2
  • Surface Flatness: < λ / 4 @ 633 nm
  • Surface Quality: <20/10 (both sides)
Premier Product
Laser Lenses
Laser Lenses
Avantier Inc.
  • Type: Lenses
  • Lens Category: Other
Cool-Cut™ Low Absorption Lenses
Cool-Cut™ Low Absorption Lenses
Meller Optics Inc.
  • Type: Lenses
  • Lens Category: Spherical Lens
  • Absorption: 0.25 % total
  • AR Coating Reflectivity: R < 0.15 % at 10.6 micron
  • Centering Tolerance: 3 Arc Minutes Maximum
Silicon Lenses
Silicon Lenses
Hyperion Optics USA
  • Type: Lenses
  • Diameter / Dimension: 3 - 300mm
  • Lens Category: Spherical Lens
  • Centration (Arcmin): 1'
  • Coating (Ravg%): <1.5% @3-5 µm
  • Diameter Tolerance: +0/-0.10 (Precision Grade)
Zinc Selenide (ZnSe) Lenses
Zinc Selenide (ZnSe) Lenses
Shanghai Optics Inc.
  • Type: Lenses
  • Lens Category: Other
  • Chamfer: 0.35mm at 45° (typical)
  • Concentricity: < 0.05mm
  • Dimensional Tolerance: + 0.00mm, - 0.25mm
Laser Line Filter
Laser Line Filter
Shanghai Optics Inc.
  • Type: Filters
  • Filter Category: Other
  • Beam deviation: <11 arc seconds
  • Diameter Tolerance: +0/-0.1mm
  • Surface Quality: 60/40 scratch dig
BK7 Spherical Lens
BK7 Spherical Lens
Shanghai Optics Inc.
  • Type: Lenses
  • Lens Category: Spherical Lens
  • Chamfer: 0.15mm at 45° typical
  • Concentricity: 0.05mm
  • Dimensional Tolerance: + 0.00mm, – 0.1mm
Non-Degrading UV Optics
Non-Degrading UV Optics
OPTOMAN
  • Type: Other
  • Diameter / Dimension: 3 - 370mm
  • Coating technology: IBS
  • Flatness: <λ/10 @ 633 nm
  • LIDT: >0.35J/cm² @ 343nm, 300fs
AR Coated Windows
AR Coated Windows
OPTOMAN
  • Type: Windows
  • Diameter / Dimension: 3 - 370mm
  • Absorption: < 1ppm
  • Flatness: <λ/10 @ 633 nm
  • LIDT @ 1030 nm, 200 fs: >40 J/cm² @1064 nm, 10 ns
IBS Coated Wavelength Separators
IBS Coated Wavelength Separators
OPTOMAN
  • Type: Filters
  • Diameter / Dimension: 3 - 370mm
  • Reflectance: >99.9%
  • Spectral range: 193-5000 nm
  • Transmittance: >99%
Pulse Compression Mirrors
Pulse Compression Mirrors
OPTOMAN
  • Type: Mirrors
  • Diameter / Dimension: 3 - 370mm
  • Mirror Category: Flat Mirror
  • GDD: ≤5000 fs^2
  • Reflectivity: >99.9%
  • Spectral range: 250 - 5000 nm
IBS Coated Mid-IR Mirrors
IBS Coated Mid-IR Mirrors
OPTOMAN
  • Type: Mirrors
  • Diameter / Dimension: 3 - 370mm
  • GDD: <100fs² at wide bandwidth
  • LIDT: >1 J/cm² @ 2940 nm, 10 Hz
  • Reflectance: >99.9%
Microlens Arrays
Microlens Arrays
Avantier Inc.
  • Type: Lenses
  • Lens Category: Other
  • Bevel: 0.2mm typical
  • Centration: ±0.04mm
  • Diameter: +0, -0.1mm
Laser Scanning Lenses
Laser Scanning Lenses
Special Optics Inc.
  • Type: Lenses
Laser Beam Expanders
Laser Beam Expanders
Special Optics Inc.
  • Type: Lenses
  • Lens Category: Other
TECHSPEC® Vega™ Laser Line Beam Expanders
TECHSPEC® Vega™ Laser Line Beam Expanders
Edmund Optics
  • Type: Other
  • Angle of Incidence:
  • AR Coated for Laser Wavelengths: 266 nm, 355 nm, 405 nm, 532 nm, 1064 nm, and 1940 nm
  • Divergence Adjustment: Rotating Optics
TECHSPEC® Nd:YAG Laser Line Mirrors
TECHSPEC® Nd:YAG Laser Line Mirrors
Edmund Optics
  • Type: Mirrors
  • Mirror Category: Other
  • Coating Type: Dielectric
  • Reflectivity at Nd:YAG Harmonic Frequencies: >99.2%
  • Substrate: Fused Silica
Filters for Telecommunications
Filters for Telecommunications
Iridian Spectral Technologies
  • Type: Filters
S4LFT3340-075
S4LFT3340-075
Sill Optics
  • Type: Lenses
  • Aperture stop [mm]: 27.8
  • Design wavelength [nm]: 343 - 355
  • Effective focal length [mm]: 340
S4LFT5650-292
S4LFT5650-292
Sill Optics
  • Type: Lenses
  • Diameter / Dimension: 148mm
  • Lens Category: Spherical Lens
  • aperture stop distance [mm]: 36.3
  • design wavelength [nm]: 515 - 545
  • effective focal length [mm]: 650
F-theta Lenses
F-theta Lenses
Avantier Inc.
  • Type: Other
  • Custom Optical Coating: UV to visible to infrared
  • Distortion (Max.): <0.25%
  • Focal Length: from 63mm to 635mm
Laser Optics
Laser Optics
Avantier Inc.
  • Type: Lenses
S6EZM0940-574
S6EZM0940-574
Sill Optics
  • Type: Lenses
  • Design wavelength [nm]: 355
  • Length [mm]: 185
  • Magnification: 0.9 - 4
Fabry-Perot Etalons
Fabry-Perot Etalons
TecOptics Corp.
  • Type: Other
  • Diameter / Dimension: 2 - 100mm
Visible/UV Optics
Visible/UV Optics
Hardin Optical
  • Type: Lenses
  • Diameter / Dimension: 0 - 300mm
  • Lens Category: Spherical Lens
BBO Crystals for Spontaneous Parametric Down Conversion
BBO Crystals for Spontaneous Parametric Down Conversion
Thorlabs Inc.
  • Type: Other
  • Application: Type-I SPDC
  • AR Coating: R<0.5% @ 405 & 810 nm
  • Crystal Thickness: 1.00 mm
Tunable Narrow Bandpass Fabry-Perot Filters
Tunable Narrow Bandpass Fabry-Perot Filters
Thorlabs Inc.
  • Type: Filters
  • Filter Category: Bandpass Filter
  • Cavity Length: 5 mm
  • Finesse: >300
  • Free Spectral Range: 30 GHz
Laser Protection Filters
Laser Protection Filters
Applied Optics Center (AOC)
  • Type: Filters
Blue Diode Laser Optics
Blue Diode Laser Optics
Focuslight Technologies Inc.
  • Type: Lenses
  • Lens Category: Acylindrical Lens
Fast Axis Collimators (FAC)
Fast Axis Collimators (FAC)
Focuslight Technologies Inc.
  • Type: Lenses
  • Lens Category: Acylindrical Lens
S4LFT0910-328
S4LFT0910-328
Sill Optics
  • Type: Lenses
  • Aperture stop [mm]: 47.0
  • Design wavelength [nm]: 1030 - 1090
  • Effective focal length [mm]: 910.0
S4LFT3170-199
S4LFT3170-199
Sill Optics
  • Type: Lenses
  • Aperture stop [mm]: 25.6
  • Design wavelength [nm]: 266
  • Effective focal length [mm]: 153.8
S4LFT5430-328
S4LFT5430-328
Sill Optics
  • Type: Lenses
  • Aperture stop [mm]: 54.0
  • Design wavelength [nm]: 1030 - 1090
  • Effective focal length [mm]: 430
S4LFT4068-199
S4LFT4068-199
Sill Optics
  • Type: Lenses
  • Aperture stop [mm]: 26
  • Design wavelength [nm]: 257 - 266
  • Effective focal length [mm]: 65.5
SuperHero Power Ultrafast Mirrors
SuperHero Power Ultrafast Mirrors
OPTOMAN
  • Type: Mirrors
  • Diameter / Dimension: 3 - 370mm
  • Mirror Category: Flat Mirror
  • Group Delay Dispersion: down to -2000 fs^2
  • LIDT, 1030 nm, 500 fs, 1 kHz: 1J/cm^2
  • Reflection: Rs>99.95% / Rp>99.9
High Power Polarizer Beamsplitter
High Power Polarizer Beamsplitter
DayOptics Inc.
  • Type: Other
  • Diameter / Dimension: 10 - 200mm
  • Extinction Ratio: >30dB
  • Surface Quality: 20/10
  • Transmission: >97%@Central Wavelength (Tp>96%@355nm)
High Power End Caps
High Power End Caps
DayOptics Inc.
  • Type: Lenses
  • Diameter / Dimension: 10 - 200mm
  • Clear Aperture: Full diameter coating
  • Material: Suprasil 313 or customized
  • Surface Flatness: λ/[email protected]
IR Optics
IR Optics
Avantier Inc.
  • Type: Other
Beam Expanders
Beam Expanders
Avantier Inc.
  • Type: Other
UV Lenses
UV Lenses
Avantier Inc.
  • Type: Lenses
  • Diameter / Dimension: 10 - 50mm
  • Lens Category: Other
  • Centering Tolerance: <3′
  • Clear Aperture: 90%
  • Diameter Tolerance: +0/-0.1mm
Spherical Lenses
Spherical Lenses
Avantier Inc.
  • Type: Lenses
  • Lens Category: Spherical Lens
S4LFT4263-199
S4LFT4263-199
Sill Optics
  • Type: Lenses
  • Aperture stop [mm]: 35.2
  • Design wavelength [nm]: 257 - 266
  • Effective focal length [mm]: 162.9
Beam Expanders
Beam Expanders
Shanghai Optics Inc.
  • Type: Other
Raman Filter
Raman Filter
Shanghai Optics Inc.
  • Type: Filters
  • Angle of Incidence: 0.0 +/- 2.0
  • Clear Aperture: >80%
  • Edge Steepness: 0.5% of the laser wavelength
Ball Lenses
Ball Lenses
Shanghai Optics Inc.
  • Type: Lenses
  • Lens Category: Other
  • Diameter: 2~50mm
  • Diameter Tolerance: +/-0.05mm
  • Scratch/Dig: 20/10
F-Theta Lenses
F-Theta Lenses
Shanghai Optics Inc.
  • Type: Lenses
  • Lens Category: Other
  • Custom Optical Coating: UV to visible to infrared
  • Distortion (Max.): <.25%
  • Focal Length: from 63mm to 635mm
Germanium Lenses
Germanium Lenses
Shanghai Optics Inc.
  • Type: Lenses
Rod Lens
Rod Lens
Shanghai Optics Inc.
  • Type: Lenses
  • Lens Category: Cylindrical Lens
  • Angle: +/-5″
  • Clear Aperture: >90% of central dimension
  • Focal Length: +/-1%
Sapphire Spherical Lenses
Sapphire Spherical Lenses
Shanghai Optics Inc.
  • Type: Lenses
  • Lens Category: Spherical Lens
  • Clear Aperture: >90% of central dimension
  • Focal Length: +/-1%
  • Shape: Spherical
CO2 Laser Optics
CO2 Laser Optics
Rocky Mountain Instrument Co. (RMI)
  • Type: Lenses

Optics Products

Marketplace Help Need Help?
We use cookies to improve user experience and analyze our website traffic as stated in our Privacy Policy. By using this website, you agree to the use of cookies unless you have disabled them.