1.  What is dove prism?

A Dove prism is used to rotate, invert, or retroreflect an image,when the prism is rotated about its length axis,the image viewed through the prism rotates at twice the prism rotation rate.  Invented by H.W. Dove, Dove Prisms are also known Reversion prisms.  When the prism is rotated about its length axis, the image viewed through the prism rotates at twice the prism rotation rate

2. What's the applications of dove prism?

Dove prisms are mainly used as image rotators

3. What are the main materials of dove prism?

We manufacture dowell prism by N-BK7 Grade A optical glass.

Specifications:

Material:  N-BK7 Grade A optical glass,
Dimensional tolerance: +/-0.1mm
Surface quality:   60-40
Flatness: λ/4@632.8nm                                                             
Angle tolerance:  ±1 arcmin
Bevel:  Protective
Coating:  Optional