birefringent wedges
birefringent wedges are widely used in fiber opticssuch as isolators and other applications.  goldsun has strongability to provide the large birefringent crystal wedges, such asln (linbo3) and yvo4 birefringent wedges.
specification:
crystals................................................yvo4,linbo3
dimension tolerance...............................+0.00,-0.05mm
wedge angletolerance.......................................± 0.5°
optical angle orientation tolerance..................±0.1°
wavefront distortion...............................λ/
phase retardation..............see the table @wavelength
retardationtolerance..........................................<λ/500
parallelism..................................................< 1arc second
clearaperture.........................................................>90%
surface quality.............................20-10 scratch anddig
chip.....................................................................< 0.02mm
coating.........................r < 0.2%@wavelength±40nm
                                          (incident angle 0° to5°)
●  other sizes and wavelength ranges areavailable upon request.

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福州市光舜光电技术有限公司
谢先生
18065190263
福建省福州市仓山区浦上工业区百花洲路2号3楼