COMPARISON MICROSCOPE Russian patent published in 2006 - IPC G02B21/18 

FIELD: possible use for comparison analysis of objects, in particular, for identification research in criminalistics.

SUBSTANCE: microscope contains comparison branches 1,7, each of which includes first 2 and second 6 objectives, device 3 for measuring zoom-in in form of at least two telescopic Galilean pipes, and also block 10 for observation and registration, block 22 for combining fields of images, positioned between branches 1,7 and block 10. each comparison branch additionally includes diaphragm with variable aperture diameter, positioned between second objective and device for changing zoom-in close to the latter. Maximal size of diaphragm aperture is made not less than light diameter of largest lens of Galilean pipes. First objective 2 may be made with possible axial movement.

EFFECT: images, formed by first and second comparison branches, are represented identically.

2 cl, 2 dwg