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分光五角棱鏡
By adding a wedge and with partial refractive coating on surfaces S1, it can be used as a beamsplitter. It is often used in Plumb Level, Surveying, Alignment, Rangefinding and Optical Tooling.
Specification for standard Beamsplitter penta prism:
Material: BK7 Grade A optical glass
Dimension Tolerance: +0,-0.2mm
Flatness: λ/4 @ 632.8 nm
Surface Quality: 60-40 scratch and dig
Clear Aperture: >80%
Bevel: 0.2 mm to 0.5 mm x 45
Beamsplitter Ratio Transmission/Reflection@ 630-680nm, T/R: 20/80 ±5
90deg. deviation tolerance | 30sec. devation | 10sec. devation |
Axh (mm) | Part No. | Part No. |
3.2x3.2 | BTP0101 | BTP0201 |
7x6 | BTP0102 | BTP0202 |
10x10 | BTP0103 | BTP0203 |
15x15 | BTP0104 | BTP0204 |
Note: Other sizes, material and coatings are available upon request.
