Prism

 There are many types of prism, each having a particular geometry to achieve the reflections necessary to perform a specific imaging task. Reflecting prisms may invert, rotate, deviate or displace a beam. Dispersing prisms produce spectral separation for spectroscopic applications or for tuning a laser output. The Prisms are widely used in optical communication,display system,measurement instrument, medical laser system etc.

Lasertec provides many kinds of high precision prisms, including Penta Prism, Beamsplitter Penta Prism, Right Angle Prism, and Corner Cube.
 
 

Lasertec’s Capability

Attribute
Commercial
High precision
Material
BK7, Fused Silica
BK7, Fused Silica
Dimension Tolerance
+0.0, -0.2mm
+0.0, -0.02mm
Clear Aperture  
>85%
>85%
Angle Tolerance
≥ ±30"
±5"
Flatness
Per 25.4mm λ/4@632.8nm
Per 25.4mm λ/10@632.8nm
Surface Quality(S/D)
60-40 scratch and dig
10-5 scratch and dig
Protective Bevel
(0.2-0.5) X 45° mm
(0.05-0.2) X 45° mm
Coating
 Upon request
Upon request

Substrate Material: Fused silica, BK7, optical-grade silicon, MgF2, YAG, and other optical glasses and crystals
 
 
 
Prisms
Illustration
Material
Angle Precision
Application
Penta Prism
BK7
1 Min. Deviation
30 Sec. Deviation
10Sec. Deviation
Plumb Level, Surveying, Alignment, Range finding and Optical Tooling
Beamsplitter Penta Prism
BK7
1 Min. Deviation
30 Sec. Deviation
10Sec. Deviation
Transmissio/
Reflection:
20/80±5 or 50/50±5
Plumb Level, Surveying, Alignment, Range finding and Optical Tooling
Right Angle Prism
BK7
FS
3 Min. Deviation
1 Min. Deviation
30Sec. Deviation
Plumb Level, Surveying, Alignment, Range finding and Optical Tooling
Anamorphic Prism
SF11
1 min. Deviation
30 Sec. Deviation
10Sec. Deviation
Plumb Level, Surveying, Alignment, Range finding and Optical Tooling
Corner Cube Retroreflectors
BK7
3 Sec. Deviation
5 Sec. Deviation
Plumb Level, Surveying, Alignment, Range finding and Optical Tooling
Dove Prism
BK7
1 min. Deviation
30 Sec. Deviation
10 Sec. Deviation
Plumb Level, Surveying, Alignment, Range finding and Optical Tooling
Roof Prism
BK7
1 min. Deviation
30 Sec. Deviation
10Sec. Deviation
Plumb Level, Surveying, Alignment, Range finding and Optical Tooling