Roof prisms feature two reflecting surfaces at 90°, enabling image inversion and reversal.
They are commonly used in binoculars, laser systems, and measurement instruments.
LUMINA can provide customizable sizes, tolerance levels, coatings, and substrate materials to meet diverse optical system requirements.
Substrate Materials
Optical glass: H-K9L, BK7, or equivalent Fused silica
Overall dimensions (L × W × H): custom per design
Clear aperture: design dependent
Dimensional tolerance: ±0.1 mm(Typical)
Tighter tolerances available upon request
Angular Accuracy:
90°deviation accuracy: < 3 arc min (typical)
Higher angular accuracy available upon request
Surface flatness: λ/2 – λ/10 @ 632.8 nm
Surface quality: 60/40, 40/20,20/10
Coating Options:AR coating,High-reflectivity coating
Custom coatings upon customer request
Final specifications are defined based on optical design and application requirements.
Precisely manufactured roof angle to avoid ghosting
High-reflectivity coating options available
Provides 180° image rotation
Miniature design for portable devices
