Презентация на тему Наблюдения в сходящемся свете. Коноскопия

объективе 9х
2. Поставить объектив 40х (60х) (не раздавить шлиф!!!)
3.

- косое сечение.

отрицательного с высоким двупреломлением;

перпендикулярном оптической оси, по кривезне изогиры

оси
а) +
б) -

plate. The isogyres disappear, only the pole of the

the plate at 45° from polarizer directions. Order 1

Conoscopic image of the quartz wedge. Order 1 at the center. Thickness 2

Order 2 at the center. Thickness 3.

Order 2 at the center. Thickness 4

Order 3 at the center. Thickness 5.

Order 3 at the center. Thickness 6

3h.  Order 5 at the center.  Thickness 8
Addition of

Orthoscopic image of a quartz wedge. The dark line (order zero) indicates that the quartz wedge is the addition of 2 plates with large indices perpendicular to each other so their retardations subtract.

of an optic axis is approximately at the center