Customization: | Available |
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Usage: | Lighting, Medical, Optical, Photography |
Transmittance: | 98% |
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Broadband 44.4mm Beamsplitter Cube
Material | CDGM H-K9L Grade-A |
Dimensions | 44.0x44.0+/-0.1mm |
Thickness | 44.0+/-0.1mm |
Flatness | Surface A & B &C: PV<1/8L@633nm |
Surface quality | Surface A & B &C: S-D 20-10. Others: fine ground |
Pyramidal error | <1arcmin |
Perpendicularity | <1arcmin |
Angle tolerance | <1arcmin |
Clear aperture | Surface A: D>40.0mm |
Surface B: D>56.6mm. Projection of central dia40.0mm circle from surface A onto surface B. | |
Surface C: D>36.0mm | |
Chamfer | <0.25mm(LW)x45deg |
Coating | Surface A for item 1: Dual band AR coating, Ravg<1%@450-700nm, R<0.3%@1572nm, AOI: 0 deg |
Surface A for item 2: BBAR coating: Ravg<1%@450-700nm, AOI: 0 deg | |
Surface B for item 1: Dichroic coating, Tavg>90%@450-700nm, AOI:45+/-4.5deg. R>98%@1572nm, AOI:45+/-4.5deg. These spectral characteristics shall be achieved when beam splitter 1 & 2 are bonded. | |
Surface B for item 2: uncoated | |
Surface C for item 1: AR coating, R<0.3%@1572nm, AOI: 0deg | |
Surface C for item 2: Fine grounded | |
Adhesion, abrasion, temperature & humidity resistance test as per MIL-C-48497A | |
Coating damage threshold | >25MW/cm2, 10ns@1572nm per rate, 20Hz. |
Cementing | NOA61 |
Standard | MIL-PRF-13830B |
Why CPG
COST, PRECISION, G+ SERVICE
CPG optics has over 20 years experiences in optics industry, we provide a variety of different material fabricating and coatings, and we always aim to be a trustful supplier for all the customers.
Our in-house optical metrology capability ensures the all the requirements for the parts are within the specs:
CPG is also an ISO: 9001&14001 certified manufacture, we deliver fast and provide best cost performance ratio for our customers.
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