Material: N-BK7,

Surface Quality: 40-20

Dimension Tolerance:+0.0, -0.2mm,

Angle Tolerance: ±5 arc sec(Standard); ±3 arc sec(High Precision)

Clear Aperture: >85% of dimension

Flatness: lambda/4 on front surface,lambda/8 on reflective surfaces

Deviation 180°: ±5 arc sec(Standard); ±3 arc sec(High Precision)

Bevel: <0.25mm X 45°

Coating:

1.Uncoated

2.Silver+ Black paint on reflective surfaces

Founded in 1988 in Hefei, JOPTEC is a global leader in R&D and manufacturing of hermetic metal-glass packages for hybrid integrated circuits, high power laser, optical communication, infrared detector and other optoelectronic devices. With the continuous investment in new technologies and facilities, JOPTEC now covers an area of 21,000 square meters and has developed a complete and mature process for the design, manufacturing, testing and quality inspection for hermetic metal-glass packages. Over the past few decades, JOPTEC’s capability, quality consistency and reliability have been recognized by customers worldwide that range from major international companies of high power laser, optical communication, defense and aerospace agencies to medical and research establishments.