New model CS1F2 collimator calibration station for total station, theodolite, level, no need observe by eyes, optical and laser both can be showing by screen. Mr.Lee Sales Manager International Trade Dept. Mob: +86-15656585389 Tel: +86-0551-65420563 Whatsapp: +8615656585389 Linkin: SIMAI SURVEYING INSTRUMENT CO., LTD Mr.Lee Skype: smglee1985 Facebook: http://facebook.com/SIMAISURVEYINGINSTRUMENT Wechat: +86 15656585389 Email:lee@simaisurveyinginstrument.com info@simaisurveyinginstrument.com Website:www.simaisurveyinginstrument.com www.smartmaxgeosystems.com SIMAI SURVEYING INSTRUMENT CO., LTD ADD:22#2802 RUNYUAN, NO.293 LIANHUA ROAD, ECONOMIC AND TECHNOLOGICAL DEVELOPMENT ZONE, HEFEI CITY, ANHUI PROVINCE, CHINA. SMART MAX GEOSYSTEMS CO., LTD ADD: FLAT 601, 6/F, VASTKIN HOUSE, 84 JERVOIS STREET, SHENG WAN, HONG KONG, CHINA.