Stereomicroscope
View Patent ↗The invention concerns a stereomicroscope ( 1 ) for magnifying an object (T), having at least one zoom ( 22 ) through which, in the operating state, an object beam (K 1 ) emitted from the object (T) is directed, the stereomicroscope ( 1 ) comprising a first deflection device (P 4 ), arranged physically behind (after) the zoom ( 22 ) in the light path, for deflecting the light beam directed through the zoom ( 22 ) into a direction (A 3 ) that deviates by less than 45° from the direction opposite to the object beam (K 1 ). The light beam (A 1 ) directed through the zoom ( 22 ) is advantageously deflected substantially into the direction opposite to the object beam (K 1 ).
1. A stereomicroscope ( 1 ) for magnifying an object (T) emitting an object beam (K 1 ) in a first direction, the stereomicroscope comprising:
at least one zoom ( 22 ) through which, in an operating state, a light beam corresponding to the object beam is directed, wherein the zoom ( 22 ) is arranged along an axis substantially perpendicular to the first direction of the object beam (K 1 );
a first deflection device (P 4 ) arranged after the zoom ( 22 ) in a path of the light beam to deflect the light beam transmitted through the zoom into a second direction that deviates by more than +/−135° from the first direction of the object beam or from a parallel offset of the first direction;
a viewing tube;
a second deflection device (P 5 ) arranged after the first deflection device (P 4 ) in the path of the light beam for deflecting the light beam deflected by the first deflection device into the viewing tube; and
a third deflection device (P 1 ) arranged before the zoom ( 22 ) in the path of the object beam for deflecting the object beam (K 1 ) into the zoom ( 22 ), wherein the second deflection device (P 5 ) and the third deflection device (P 1 ) are arranged next to one another;
wherein the viewing tube ( 4 ) is arranged after the second deflection device (P 5 ) in the path of the light beam, and the second deflection device (P 5 ) and third deflection device (P 1 ) are rotatable in such a way that the object beam (K 1 ) is selectively guidable into the viewing tube, bypassing the zoom ( 22 ).
2. The stereomicroscope according to claim 1 , wherein the second direction is substantially opposite to the first direction or to a parallel offset of the first direction.
3. The stereomicroscope according to claim 1 , wherein the second direction is substantially toward the object (T).
4. The stereomicroscope according to claim 1 , wherein the second deflection device (P 5 ) deflects the light beam in a direction opposite to the direction of the light beam as the light beam passes through the zoom ( 22 ).
5. The stereomicroscope according to claim 1 , wherein each of the second and third deflection devices (P 5 , P 1 ) comprises a light-reflecting front surface and a rear surface, and the second deflection device (P 5 ) and the third deflection device (P 1 ) are arranged with their respective rear surfaces facing toward one another.
6. The stereomicroscope according to claim 1 , wherein the first, second, or third deflection device (P 4 , P 5 , P 1 ) comprises optical means for eliminating an image reversal.
7. The stereomicroscope according to claim 6 , wherein the optical means includes roof edges.
8. The stereomicroscope according to claim 6 , further comprising a system associated with the first, second, or third deflection device (P 4 , P 5 , P 1 ), the system forming an intermediate image.
9. A stereomicroscope ( 1 ) for magnifying an object (T) emitting an object beam (K 1 ) in a first direction, the stereomicroscope comprising:
at least one zoom ( 22 ) through which, in an operating state, a light beam corresponding to the object beam is directed, wherein the zoom ( 22 ) is arranged along an axis substantially perpendicular to the first direction of the object beam (K 1 );
a first deflection device (P 4 ) arranged after the zoom ( 22 ) in a path of the light beam to deflect the light beam transmitted through the zoom into a second direction that deviates by more than +/−135° from the first direction of the object beam or from a parallel offset of the first direction;
a viewing tube;
a second deflection device (P 5 ) arranged after the first deflection device (P 4 ) in the path of the light beam for deflecting the light beam deflected by the first deflection device into the viewing tube; and
a third deflection device (P 1 ), arranged before the zoom ( 22 ) in the path of the object beam for deflecting the object beam (K 1 ) into the zoom ( 22 ), wherein the second deflection device (P 5 ) and the third deflection device (P 1 ) are arranged next to one another;
wherein each of the second and third deflection devices (P 5 , P 1 ) comprises a light-reflecting front surface and a rear surface, and the second deflection device (P 5 ) and the third deflection device (P 1 ) are arranged with their respective rear surfaces facing toward one another, wherein the respective rear surfaces of the second deflection device (P 5 ) and the third deflection device (P 1 ) are joined to one another.
10. A stereomicroscope ( 1 ) for magnifying an object (T) emitting an object beam (K 1 ) in a first direction, the stereomicroscope comprising:
at least one zoom ( 22 ) through which, in an operating state, a light beam corresponding to the object beam is directed wherein the zoom ( 22 ) is arranged along an axis substantially perpendicular to the first direction of the object beam (K 1 );
a first deflection device (P 4 ) arranged after the zoom ( 22 ) in a path of the light beam to deflect the light beam transmitted through the zoom into a second direction that deviates by more than +/−135° from the first direction of the object beam or from a parallel offset of the first direction;
a viewing tube;
a second deflection device (P 5 ) arranged after the first deflection device (P 4 ) in the path of the light beam for deflecting the light beam deflected by the first deflection device into the viewing tube; and
a third deflection device (P 1 ), arranged before the zoom ( 22 ) in the path of the object beam for deflecting the object beam (K 1 ) into the zoom ( 22 ), wherein the second deflection device (P 5 ) and the third deflection device (P 1 ) are arranged next to one another;
wherein a mirror layer (S or S′) that reflects light from front and rear surfaces thereof is arranged between and shared by the second deflection device (P 5 ) and the third deflection device (P 1 ).
11. The stereomicroscope according to claim 10 , wherein the second deflection device (P 5 ) and the third deflection device (P 1 ) are embodied together in one piece.