Micro Prisms

CPG developed the micro prisms production line from year 2004, and now we served medical devises industry, telecomm industry, fiber optics industry etc.

Now we provide three types of micro optics: Micro Corner Cube, Micro Right Prism and Micro penta prism. As stated, these prism used widely in different kind of industries.

Micro Corner cube


  • material: BK7/Fused Silica etc
  • angle tol: 2"(may change for different materials)
  • flatness: <1/8Lambda
  • coating: upon request

Miro penta prism


Typical Specification

Material BK7/Fused Silica etc
90 degree Deviation Tolerance Standard series: < 30 arc seconds
Precision series < 10 arc seconds
Flatness Standard series: 1/2 at 632.8 nm
Precision series 1/4 at 632.8 nm
Reflectivity R > 95% per face from @1550 nm
Surface Quality 40-20 scratch and dig
Working Wavelength 1310, 1550, 1590 nm

Micro right angle prism

Typical Specification

Dimension Tolerance +0.0, -0.2 mm
Clear Aperture > 80%
Flatness 1/2 @632.8 nm
Surface Quality 60-40 scratch and dig
Reflectivity R > 95% per face @ center wavelength
Working Wavelength 1310, 1550, 1590 mm
Bevel 0.2 mm to 0.5 mm