Made from BK7 material, which has transparent range from 330-2100nm. The refractive index is 1.5168 at 587.6nm. The BK7 window has good performance over visible and near IR spectrum for most application.
Achromatic Waveplate Achromatic Waveplates(Retarders), AWP is composed of one piece of Crystal Quartz and one piece of Magnesium Fluoride, MgF2.
Barium fluoride (BaF2) shows good optical transmission over UV-IR windows in 0.15μm~12.5μm.
MgF2 windows are used in the UV, visible and IR ranges, with approximately 94% transmission from 200 - 1000 nm, and approximately 95% transmission from 1-6µm
CaF2 has transparent range from 170-7800nm. The refractive index is 1.399 at 5000nm. 1. Low absorption coefficient 2. High damage threshold, 3. Low Dispersion (with an Abbe Number of 95) 4. Low fluorescence 5. Excellent water, chemical, and heat resistance
Hastings triplets achromatic lenses are designed to provide an infinite conjugate ratio and are useful for focusing collimated beams and for magnification.
Steinheil triplets achromatic lenses are designed to provide a finite conjugate ratio and 1:1 imaging.
product orgin:
Chinashipping port:
Fuzhou Chinapayment:
T/T Payment, Western Union
Triplet Achromatic Lenses
Triplet lens are made from a low index center element cemented between two identical high index outer elements. In addirtion, each lens is edged down to f-numbers with reasonable aberration correction at increased fields
Hastings triplets achromatic lenses are designed to provide an infinite conjugate ratio and are useful for focusing collimated beams and for magnification.
Steinheil triplets achromatic lenses are designed to provide a finite conjugate ratio and 1:1 imaging.
WTS could offer customize Triplets according to design.
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Material: |
Grade A optical glass |
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Dimension Tolerance: |
±0.1mm(Standard), ±0.05mm(High Precision) |
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Center Thickness Tolerance: |
±0.1mm(Standard), ±0.05mm(High Precision) |
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Paraxial Focal Length: |
±2% |
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Surface quality: |
60/40(Standard), 20/10(High Precision) |
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Clear Aperture: |
>85% |
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Surface Figure: |
λ/2(Standard), λ/4(High Precision) @633nm |
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Centration: |
3 arc minutes |
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Bevel: |
<0.25mm×45° |
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Coating: |
Upon requirement |
Precision optical glass achromatic Lenses (Doublets)
Achromatic Lenses (Doublets) VIS 0° and VIS-NIR coated achromats are also available Correct for on-axis spherical and chromatic aberrations Custom Achromatic Lenses Available
Optical Silver Coated Mirrors
Optical Silver Coated Mirrors Average Reflectance >90% from 400 nm to 20 µm Shape could be customized: Round, Square, Elliptical, Right angle prisms Material could be customized: Fused silica, Pyrex, N-BK7
Optical Brewster Mirror and Elliptical Shape Mirrors
Elliptical Shape Mirrors Made of by Fused Silica or N-BK7 Coated by Dielectric coating or metal (Al, Au, Ag)coating Shape could be customized
Germanium Infrared Lenses
Germanium lenses are perfect for Mid-Infrared(IR) applications 1. Excellent for Security, Military, and Imaging Applications 2. AR Coating Optimized for the 7 - 12 µm Range
KDP&DKDP Nonlinear Crystal
KDP&DKDP Crystal are commonly used for doubling, tripling and quadrupling of Nd:YAG laser at the room temperature.
High Precision Dual Wavelengths Waveplate
Dual Wavelengths Waveplate is a multiple waveplate that provide a specitfic retardance at two different wavelengths Operates as λ/2 @ λ1 & as λ/4 @ λ2 Dual Wavelength Operation 532 nm/1064 nm
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