In November 2007, the EU launched an anti-dumping investigation against steel fasteners originally manufactured in China; in January 2009, the European Union made a definite final ruling on the case. On July 31, 2009, China asked to hold consultations with the European Union on the above-mentioned anti-dumping measures; on October 12, 2009, China requested the establishment of an expert group; on December 3, 2010, the report of the expert group was distributed to all WTO members; On March 25, the European Union appealed; on July 15, 2011, the report of the appeal panel was distributed to WTO members.
BK7 retroreflector , retroreflector tape , retro reflective tape, retroreflector on the moon , retroreflective sensor
Materials: optical glasses such as flint glass, ultraviolet fused quartz and infrared fused quartz, as well as optical crystal materials such as calcium fluoride (CaF2), germanium (Ge), Zinc selenide (ZnSe) and silicon (Si)
External dimension: 4mm -- 100mm
Angle deviation: 30 seconds to 3 minutes
Surface accuracy: / 10-1
Surface quality: 60/40 Effective diameter: 90%
Plating film: according to customer requirements can be coated
In addition, we have more than a thousand kinds of standard products, and some of the standard products in stock to meet your needs
According to users' requirements, we can design and process various kinds of Prisms , such as right-angle prisms, Equilateral Prisms, Dove Prisms, pentagonal prisms, Roof Prisms and so on with different base materials.
Materials: optical glasses such as flint glass, ultraviolet fused quartz and infrared fused quartz, as well as optical crystal materials such as calcium fluoride (CaF2), germanium (Ge), Zinc selenide (ZnSe) and silicon (Si)
External dimension: 4mm -- 100mm
Angle deviation: 30 seconds to 3 minutes
Surface accuracy: / 10-1
Surface quality: 60/40 Effective diameter: 90%
Plating film: according to customer requirements can be coated
In addition, we have more than a thousand kinds of standard products, and some of the standard products in stock to meet your needs
According to users' requirements, we can design and process various kinds of prisms, such as right-angle prisms, equilateral prisms, DOVE prisms, pentagonal prisms, roof prisms and so on with different base materials.
Cover Slide Microscope,Cover Slides,Cover Slip Microscope,Cover Glass Microscope
Gold Dragon Optics Electronic Technology CO.,Ltd , https://www.golddragon-optics.com