专业灯具检测机构-宏标检测-业务咨询电话：0755-23217781，市场部蒋小姐加：814125786 深圳市宏标认证检测中心(hong biao testing & certification co., ltd.英文简称“hbt”)宏标检测认证(hbt)自成立以来,已经成功地为国内众多企业获取了ce、fcc、gs、ul、pse、saa、soncap、etl、csa、ccc、saso等证书.承蒙各厂商的长期支持,hbt的实验室已经通过了德国tuv、美国ul、美国fcc、加拿大ic、挪威nemko、英国its、荷兰telefication、美国timco等认证认可机构的授权.灯具、电源、小家电等产品直接hbt实验室进行正式测试(目击测试),而不必外送样品进行测试.目击测试的优点:节省认证费用、减低测试风险、缩短认证周期. hbt代理认证的优势 ◇ 保险系数大、成功率高:hbt的结构预审核、样品预测试,及正式测试,提高认证成功率,大大减低了重测试风险. ◇ 认证速度快:根据不同的产品,从制定认证方案、签约、申请到结构预审核、预测试、样品改造、正式测试、领取报告,hbt安排一位经验丰富的专案工程师主导跟进,工程经理监督跟进.因此避免烦杂的交转程序,加快了认证速度. ◇ 费用节省:基于客户立场,量身定制优秀认证方案,以节省的费用申请更多的产品认证. ◇ 方法灵活:提供符合认证要求的零部件资料,分析不符合项的原因,提供整改意见,或直接提供样品整改服务,为客户降低设计成本. 配光曲线测试的定义： 　　它是指光源(或灯具)在空间各个方向的光强分布。 　　配光曲线测试的表示方法： 　　配光曲线测试一般有三种表示方法：一是极坐标法，二是直角坐标法，三是等光强曲线。 　　a、极坐标配光曲线： 　　在通过光源中心的测光平面上，测出灯具在不同角度的光强值。从某一方向起，以角度为函数，将各角度的光强用矢量标注出来，连接矢量的连接就是照明灯具极坐标配光曲线。如果灯具是有旋转对称轴，则只需用通过轴线的一个测光面上的光强分布曲线就能说明其光强在空间的分布，如果灯具在空间的光分布是不对称的，则需要若干测光平面的光强分布曲线才能说明其光强的空间分布状况。 　　极坐标配光曲线b、直角坐标配光曲线： 　　对于聚光型灯具，由于光束集中在十分狭小的空间立体角内，很难用极坐标来表达其光强度的空间分布状况，就采用直角从配光曲线表示法，以竖轴表示光强图i，以横轴表示光束的投角，如果是具有对称旋转轴的灯具则只需一条配光曲线来表示，如果是不对称灯具则需多条配光曲线表示。 技术特性 测量灯具的空间光强分布曲线、光强数据、区域光通量、灯具效率、亮度分布、利用系数、亮度限制曲线、眩光等级、概算曲线、大允许距离比、有效发光角，上射光通量，下射光通量、等照度曲线、等光强曲线等光度参数 1.被测灯具可绕垂直轴和水平轴转动，转动范围： ±180° 2.国内标准级●前制放大●恒温性光度探测器，大大优于一级探测 试精度更高。 3.精密、稳定机械结构，转动平稳，低噪声 4.旋转可由遥控器，转台控制器或计算机软件控制，智能化程度高，操作简单。 5.转动测角精度:0.1° 6.转角仪小分辨率:0.001°7.光角测量精度:标准级cie a级 8.灯具安装带双向激光对中，精度更高 9.被测灯具波动自动补偿功能 photometric test definition: it is light (or lights) in all directions in space intensity distribution. photometric testing of representation: photometric testing general there are three ways: first, polar coordinates, and second rectangular coordinate method, third, and so light curve. a, polar light distribution curve: light metering through the center of the plane, the measured light intensity at different angles values. starting from a certain direction, the angle function, the angle of the light intensity of each marked out with a vector, the vector connecting the top of the connection is lighting polar light distribution curve. if there is a rotational symmetry axis of light, then just use a metering plane through the axis of the light intensity distribution curve can explain the intensity distribution in space, if the lighting in the space of the light distribution is asymmetric, you need to several metering plane light intensity distribution curve in order to explain the spatial distribution of light intensity. polar light distribution curve b, rectangular light distribution curve: for the condenser type lamps, due to the beam focus in a very small space within the solid angle, it is difficult to use polar coordinates to express their spatial distribution of light intensity, on the use of right angles from the light distribution curve representation, to the vertical axis represents the intensity map i, the horizontal beam that cast angle, if it is a symmetry axis of rotation of the lamp, is only a light distribution curve to represent, if you need multiple lamps with asymmetric light curve. technical features measuring the spatial light intensity distribution curve, light intensity data, the regional flux, lamp efficiency, brightness distribution, utilization factor, brightness limit curve, glare levels, estimates the curve, the maximum allowable distance ratio, the effective beam angle, shot on the flux, the next shot flux, such as curve illumination, brightness and other parameters such as light intensity curve 1 lamp can be measured around the vertical axis and horizontal axis rotation, rotation range: ± 180 ° (2) domestic standard grade ● zoom ● temperature of the system before the photometric detector, much better than a detection test more accurate. 3. precise, stable mechanical structure, smooth rotation, low noise 4 rotation by remote control, rotary controller or computer software control, high intelligence, easy to operate. 5 rotation angle measurement accuracy: 0.1 ° 6 corner device minimum resolution: 0.001 ° 7. light angle measurement accuracy: cie a-level standard grade 8 lighting installation with two-way laser, the more accurate 9 the measured light fluctuations automatic compensation