一、产品用途：
主要用于建筑幕墙玻璃节能参数的测定、玻璃镀膜材料研究；根据国家标准GB/T2680-94规定的技术条件制造的设备。该设备适用于测定各种建筑玻璃可见光透射（反射）比、太阳光直接透射比、太阳能总透射比、紫外线透射（反射）比及有关窗玻璃参数
1. Product use:
It is mainly used for the determination of energy-saving parameters of building curtain wall glass and the research of glass coating materials; equipment manufactured according to the technical conditions specified in the national standard GB/T2680-94. This equipment is suitable for measuring the visible light transmission (reflection) ratio of various architectural glass, direct sunlight transmission ratio, total solar transmittance, ultraviolet transmission (reflection) ratio and related window glass parameters
二、适用标准：
(1)GB/T2680-94《建筑玻璃可见光透射比、太阳光直接 透射比、太阳能总透射比、紫外线透射以及有关窗玻璃参数的测定》；
(2)ISO9050-1990《建筑玻璃可见光透射比、太阳光直接 透射比、太阳能总透射比、紫外线透射以及有关窗玻璃参数的测定》；
(3)ISO9050-2003《建筑玻璃光透率、日光直射率、太阳能总透射率及紫外线透射率及有关光泽系数的测定》；
(4)JGJ/T151-2008《建筑门窗玻璃幕墙热工计算规程》；
(5)GA/T744-2013《汽车车窗玻璃遮阳膜》
(6)GB_T 2568-2010 材料太阳透射比、太阳吸收比试验方法9
(7)QJ1954-1999太阳电磁辐射标准
(8)GJB2502.2-2006《航天器热控涂层试验方法》第二部分：太阳吸收比测试，光谱法 （法）
(9)GJB2502-1996《卫星热控涂层试验方法 光谱法（法210）》
2. Applicable standards:
(1) GB/T2680-94 "Building glass visible light transmittance, direct sunlight transmittance, total solar transmittance, ultraviolet transmittance and measurement of related window glass parameters";
(2) ISO9050-1990 "Building glass visible light transmittance, direct sunlight transmittance, total solar transmittance, ultraviolet transmittance and measurement of related window glass parameters";
(3) ISO9050-2003 "Determination of light transmittance of architectural glass, direct sunlight, total solar transmittance, ultraviolet transmittance and related gloss coefficient";
(4) JGJ/T151-2008 "Regulations for thermal calculation of building doors and windows and glass curtain walls";
(5) GA/T744-2013 "Car Window Glass Shading Film"
(6)GB_T 2568-2010 Test method for solar transmittance and solar absorption ratio of materials 9
(7) QJ1954-1999 Solar Electromagnetic Radiation Standard
(8) GJB2502.2-2006 "Spacecraft Thermal Control Coating Test Method" Part 2: Solar Absorption Ratio Test, Spectroscopic Method (Absolute Method)
(9) GJB2502-1996 "Satellite Thermal Control Coating Test Method Spectrometry (Absolute Method 210)"
三、技术参数：
1、工作波长范围：190nm~2800nm
2、扫描方式：透过率、吸光度、反射率、能量
3、波长准确度：±0.5nm（UV/VIS）；±4nm（NIR）
4、波长重复性：0.5nm(UV/VIS)；±4nm（NIR）
5、采样间隔：0.1nm、0.2nm、0.5nm、1nm、2nm、5nm、10nm
6、光度范围；0.300A~2.5A
7、光度准确度；±0.3%T（0~99%T）（UV/VIS）
8、光度重复性；0.2%T
9、基线平直度；±0.008A（200nm~2500nm，预热30分钟后）
10、光谱带宽：0.2nm~10nm
11、杂散光：≤0.2%T（220nm）
12、电源电压：AC220V 50Hz
3. Technical parameters:
1. Working wavelength range: 190nm~2800nm
2. Scanning method: transmittance, absorbance, reflectance, energy
3. Wavelength accuracy: ±0.5nm (UV/VIS); ±4nm (NIR)
4. Wavelength repeatability: 0.5nm (UV/VIS); ±4nm (NIR)
5. Sampling interval: 0.1nm, 0.2nm, 0.5nm, 1nm, 2nm, 5nm, 10nm
6. Luminosity range; 0.300A~2.5A
7. Photometric accuracy; ±0.3%T (0~99%T) (UV/VIS)
8. Luminosity repeatability; 0.2%T
9. Baseline flatness; ±0.008A (200nm~2500nm, after 30 minutes of preheating)
10. Spectral bandwidth: 0.2nm~10nm
11. Stray light: ≤0.2%T (220nm)
12. Power supply voltage: AC220V 50Hz
四、特点：
1、采用经典的Czerny-Turner光学结构，其结构简单、精度高、光谱分辨率好；
2、采用双光栅、双接收器的设计，保证了仪器工作波段可覆盖紫外可见、近红外区（UV-VIS-NIR）全波段的优势；
3、接收器件均为进口器件，保证了仪器的高性能和稳定度；
4、仪器的控制（如光栅转换、滤光片转换、接收器转换、波长扫描等）全部由计算机控制，接口为 USB2.0，仪器的连接简单，极大的提高了通讯速率；
5、狭缝宽度7档可选，用户可根据实际需要任意选择；
6、全中文操作软件，交互界面友好易用；
7、附件配件丰富，可做到一机多用，如配积分球附件做涂料漫反射检测等；
Four, characteristics
1. It adopts the classic Czerny-Turner optical structure, which has simple structure, high precision and good spectral resolution;
2. The design of dual gratings and dual receivers ensures that the working bａnd of the instrument can cover the full range of ultraviolet-visible and near-infrared (UV-VIS-NIR);
3. The receiving devices are all imported devices, which ensure the high performance and stability of the instrument;
4. The control of the instrument (such as grating conversion, filter conversion, receiver conversion, wavelength scanning, etc.) is all controlled by the computer, the interface is USB2.0, the connection of the instrument is simple, and the communication rate is greatly improved;
5. 7 levels of slit width are optional, and users can choose arbitrarily according to actual needs;
6. All Chinese operating software, friendly and easy-to-use interactive interface;
7. Abundant accessories, which can be used in one machine, such as integrating sphere accessories for paint diffuse reflection detection, etc.;
