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                  屋脊棱鏡

                   

                  Roof prism is combined with a right angle prism and a totally internally reflecting roof and they are attached by them largest square surfaces. It can invert and reverse an image, also, deflect the image 90o . Therefore, it is often used in terrestrial telescopes, viewing systems and rangefinders. 

                   

                  Specification for standard Roof prism:
                  Material: BK7 Grade A optical glass
                  Dimension Tolerance:+0,-0.2mm
                  Flatness: λ/4 at 632.8 nm
                  Surface Quality: 60-40 scratch and dig
                  Clear Aperture: >80%
                  Bevel: 0.2 mm to 0.5 mm x 45o
                  Angle Tolerance: ± 3arcmin 

                  Part No.

                  A (mm)

                  B (mm)

                  h (mm)

                  RFP0101

                  27.4

                  20.0

                  20.0

                  RFP0102

                  41.1

                  30.0

                  30.0

                   

                   

                   Note:Other sizes, material and coatings are available upon request.


                     PDF to download

                   
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