Amici Roof Prisms

Material: Bk7, Fused Silica

Specifications

Amici Prisms, also called “right angle roof prisms,” revert and invert the image as well as bend the line of sight through a 90° angle. They work as prism diagonals and use in spotting scopes, and any optical instrument where it is desirable to take an inverted image from an objective, turn it right side up, and bend it through a 90° angle, to maintain the correct visual orientation. All Amici prisms have 6 arc second resolution.

Material	Bk7, fine annealed (other material upon request)
Dimensions Tolerance	0/ - 0.10mm
Surface Flatness	λ/4 at reflecting surface λ/2 at other surface
Surface Quality	60/40 scratch & dig
Clear Aperture	90% of the dimension
Angular Tolerance	±5'
Roof Angular Tolerance	±6"
Chamfers	0.1- 0.25 mm x 45°±5°
Coating	Upon request

 

Product List

Product #	A(mm)	B(mm)	C(mm)	Clear Aperture(mm)	Coating
PRO 218	9	12.73	12.18	8	No
PRO 220	14	19.80	18.95	13	No

Note: Special material and size are available upon request.