日本索佳SOKKIA  
索佳是世界上历史最悠久的专业测绘仪器制造商，成立于1920年，原名测机舍，1943年，测机舍在东京证券市场上市，成为全球知名的专业测绘仪器制造商，1992年为了适应全球化的发展，测机舍更名为株式会社索佳。2008年，为了实现成为全球第一的专业测绘仪器制造商的目标，索佳公司与拓普康公司实施合并经营，并更名为株式会社索佳·拓普康。
　索佳是一个全球性的跨国企业，除本土以外在欧洲、美洲及亚洲的许多国家和地区都建有分支机构；目前在中国地区设有：株式会社索佳·拓普康上海代表处、株式会社索佳·拓普康北京代表处和索佳测绘仪器贸易（上海）有限公司。
　　索佳产品以高精度和高可靠性著称，产品深受世界各地专业测绘人士的欢迎与好评，索佳的产品系列包括：GPS/GNSS卫星定位系统、全站式陀螺仪、电子全站仪、电子/激光经纬仪、光学/电子水准仪、激光扫平仪、光学/激光铅锤仪等等。这些产品被广泛地应用于大地测量及公路、铁路、水利、能源、市政等工程建设领域，并为船舶制造、工业几何计量、油罐容积标定等行业提供了最佳的解决方案。
　　长久以来，索佳努力把所有的资源与力量都奉献给测绘行业，以“专心致志，创造新的价值，贡献世界”为理念，以产品质量为根本，以市场需求为导向，不断开发与创新，为客户提供最好的产品与服务。 
 Sokkia Co., Ltd was founded in 1920 as Sokkisha in Japan. Since then, Sokkia have consistently focused its efforts on creating accurate, reliable and high-quality measurement instruments for which Sokkia is recognized worldwide. Sokkia contributes mainly to the surveying, construction and industrial measurement industries in terms of technological development and application solutions. Sokkia firmly believes that the strength of the company is found in the high quality products, reliable people and excellent operations. Over the last ten years in the business to business, you can see a clear approach shift from product to people. While the products remain an essential part of the business relationship, the focus these days is more on the company representatives, presentation and corporate values in order to fulfil the customer’s requirements.

Sokkia's business area Surveying - In any civil engineering, monitoring or cadastral job people require accurate positioning data; height data, distance and angles. This is where Sokkia delivers its expertise; from classical optical instruments up to our GNSS systems capturing all available satellite positioning signals. More than ever, it’s important to have a seamless integration between optical instruments and GNSS receivers through software. That’s what Sokkia aims for with our surveying solutions.

Typical Surveying Applications are cadastral surveying, land surveying, civil engineering, monitoring, roading etc.

Products for Surveying from Sokkia are GNSS systems, robotic total stations, reflectorless total stations, automatic / digital levels, field / desktop software etc.

Sokkia's business area Construction - In all construction jobs people need to make measurements to take projects to the next level. With Sokkia’s versatile construction portfolio Sokkia brings expertise in all building and construction areas. For interior construction jobs, Sokkia offers rotating lasers with scan functions and line lasers to do ceilings, floors and partition walls. For exterior jobs, Sokkia delivers long range horizontal and grade lasers which can be combined with machine receivers to control excavator fleets. For staking out, Sokkia brings the best reflectorless totals stations specially designed for construction purposes.

Typical Construction Applications are high rise construction, machine control, earth works, pipe laying, gardening / cultivation, interior finishing etc.

Products for Construction from Sokkia are rotating lasers, line lasers, machine control receivers, levels, theodolites, total stations etc.

Sokkia's business area Industrial - Industrial measurements require absolute accuracy which goes beyond the requirements of surveying and construction. This is where Sokkia brings a very strong solution. Sokkia’s MONMOS systems are the best in the industry and set the standard together with special tailor–made software solutions. Sokkia brings the right answers to the right places. Most industrial applications are connected to the steel industry where accuracy is highly demanded.

Typical Industrial Applications are found in paper industry, steel industry, shipbuilding, wind-energy, train construction, defense etc.

Products for Industrial from Sokkia are industrial total stations, 3-DIM industrial software, special magnetic targets, dedicated business partner alliance with German industrial applications specialists.