Band Optics manufactures more than 150 kinds of prisms with quantities more than 100k pcs per year, from Max. dimensions 300x200mm to Min. dimensions 0.5x0.5mm.
Customized optics are produced according to customers’ drawings and requirements of precision. Shapes can be right-angle, dispersing, penta, roof, dove, wedge, corner cube retroflectors, rhomboid, powell etc. We have CNC and laser cutting equipment to do complex shape machining of prisms, such as drilling, grooving, etc. Those products have better clarity, higher resolution and more accurate angular accuracy.
We're skilled in the application of many manufacturers like CDGM, Schott, Ohara, HOYA, Corning, Nikon, Heraeus materials, and has unique technology for N-SF66, N-KZFS31A, N-FK95 and other materials.
We also supply CaF2, MgF2, ZnS, ZnSe, Silicon, Infrared in the production of glass materials.
Belows are the precision requirements that we can provide for prisms:
Specifications/ Standard
Precision Grade
Factory Standard
Commercial Grade
Dimensional tolerance
+/-0.01mm
+/-0.03mm
+/-0.05mm
Thickness tolerance
+/-0.005mm
+/-0.02mm
+/-0.05mm
Radius
Infinity
Flatness
PV<1/50L
PV<1/10L
PV<1/4L
Surface quality
5-1
10-5
40-20
Roughness
RMS<0.3nm
RMS<0.8nm
RMS<1nm
Parallelism
<2arcsec
<10arcmin
<30arcmin
Chamfer
<0.05mm x 45deg
<0.15mm x 45deg
<0.3mm x 45deg
Coating
AR coating/Dielectric coating/Mirror coating
All prisms are tested in our metrology laboratory and then 100% visually inspected by our QA department.
Contact our technical sales team to find out how Band Optics can help you with your enquiry.
We have a highly skilled team that continues to design innovative new products as well as creating cost-effective solutions to meet specifications, timelines and budgets.
