Specifications

Prism Type: Right Angle Prism (45°–45°–90°)

Leg Length (A = B): 0.30 mm

Hypotenuse Length: approx. 0.42 mm

Material: N-BK7 (nd = 1.5168 @ 587.6 nm), UV Fused Silica available

Dimensional Tolerance: ±0.02 mm

Angle Tolerance: ±2 arcmin (±30″–±5′ available on request)

Surface Quality: 20-10 or 40-20 Scratch-Dig (MIL-PRF-13830B)

Surface Flatness: λ/4 @ 632.8 nm (λ/10 irregularity optional)

Coating Options: Uncoated / Protected Al or Ag on hypotenuse / BBAR (400–700 nm) on legs

Wavelength Range: 400–700 nm (Visible); UV-IR on request

Beam Deviation: 90° (via TIR or coated hypotenuse)

Image Orientation: Left-handed (inverted/reverted per mounting)

Bevel / Chamfer: Protective bevel 0.05–0.10 mm × 45°