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              | ENGLISH / 中文 | EXPLAIN / 解释 | UNIT / 单位 | 
            
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                    | Dimension Tolerance of Optical Part |  
                    | 光学零件尺寸的公差 |  |  | 
            
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                    | Diameter Tolerance |  
                    | 直 径 公 差 |  | 
                  
                    | Diameter Tolerance of Optical Part |  
                    | 光学零件厚度的公差 |  |  | 
            
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                    | Thickness Tolerance |  
                    | 厚 度 公 差 |  | 
                  
                    | Thickness Tolerance of Optical Part |  
                    | 光学零件厚度的公差 |  |  | 
            
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                    | Limit scratch and spot quantity of Optical Part polished surface |  
                    | 光学零件表面的划痕和斑点的限制数量 |  | 
                  
                    | 40 / 20 | (Scratch / Spot) |  
                    | 20 / 10 | (刮痕 / 污点) |  | 
            
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                    | Effective light transfer area of Optical Part |  
                    | 光学零件的有效通光区域 |  |  | 
            
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                    | Surface Figure of Optical Part |  
                    | 光学零件抛光表面与理想平面的偏差值 |  |  | 
            
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                    | Deviation degree of central position of Optical Part |  
                    | 光学零件中心定位的偏差度 |  |  | 
            
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                    | Foci Tolerance of Optical Part |  
                    | 光学零件焦距的公差 |  |  | 
            
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                    | Bevel of Optical Part |  
                    | 光学零件边缘的倒角 |  |  | 
            
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                    | Centration of optical part |  
                    | 光学零件中心偏心度 |  | 
                  
                    | arc ' | (arc minute) |  
                    | arc ' | (弧分) |  | 
            
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                    | Paralleism of optical part face |  
                    | 光学零件表面平行度 |  | 
                  
                    | arc '' | (arc second) |  
                    | arc '' | (弧秒) |  | 
            
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                    | Full width at half maximum wavelength |  
                    | 半波宽度 |  |  | 
            
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                    | Flatness of optical part face |  
                    | 光学零件平坦度 |  | 
                  
                    | 2λ per 25 mm |  
                    | 2λ per 25 mm |  | 
            
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                    | Angle Tolerance  of optical part face |  
                    | 光学零件的角度公差 |  | 
                  
                    | arc ' | (arc minute) |  
                    | arc ' | (弧分) |  | 
            
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                    | Wavefront Distortion |  
                    | 波 前 畸 变 |  | 
                  
                    | Wavefront Distortion |  
                    | 波前畸变 |  | 
                  
                    | λ/8 @ 632.8nm |  
                    | λ/8 @ 632.8nm |  | 
            
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                    | Retardation Tolerance |  
                    | 相位延迟公差 |  | 
                  
                    | Retardation Tolerance |  
                    | 相位延迟公差 |  |  | 
            
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                    | Intensity Distribution |  
                    | 强 度 分 布 |  | 
                  
                    | The laser power diffused from the optical part to the  per square |  
                    | millimeter power intensity |  
                    | 激光功率由光学零件发散在每平方毫米的功率强弱 |  |  | 
            
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                    | Polarization Coating |  
                    | 偏 振 膜 |  |  | 
            
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                    | Filter Coating |  
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                    | A filter coating is an optical coating that attenuates light intensity or changes spectral composition. |  
                    | The main purpose is to reduce or limit the light intensity, change the wavelength, block unwanted light, and allow the required wavelength to pass smoothly. |  
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                    | 滤光膜 |  
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                    | 滤光膜是一种衰减光强度或改变光谱成分的光学镀膜。 |  
                    | 主要用途是降低或限制光强、改变波长,遮挡不需要的光、使需要的波长可以顺利通过。 |  | 
            
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                    | Beam Split Coating |  
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                    | A beam split coating is a film that splits the beam of two parts according to requirements and in the specified way. |  
                    | The beam split coating mainly including wavelengths bem split coating, light intensity beam split coating, and a Polarization beam split coating. |  
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                    | 分光膜 |  
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                    | 分光膜是一种根据要求和特定的方式把光束分成两部分的薄膜。分光膜主要包括波长分光膜、光强分光膜和偏振分光膜。 |  | 
            
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                    | Protective Coating |  
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                    | The protective coating is a type of optical coating appiled to prevents oxidation, corrosion, abrasion, and static on the optical part by special material (example SiO2). |  
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                    | 保护膜 |  
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                    | 保护膜是一种由特殊的原料(例如:SiO2)在光学元件表面起到防止氧化、腐蚀、磨损,减 少静电或漏电的光学涂层。 |  |