Scheme of the PhotoCor optical unit

 

Scheme of the PhotoCor optical unit (dimesions in mm, drawn to scale)

      

1

 Laser (Cylindrical with Æ < 50 mm ).      

2

 Adjustable laser holders      

3

 Focusing optics of the incident laser beam      

4

 Interchangeable neutral-glass attenuator of the incident laser beam      

5

 Optical rail for the laser.      

6

 Base      

7

 Thermostat for using with internal water circulating system      

8

 Sample cell compartment      

9

 Interchangeable neutral-glass attenuator of the passed laser beam      

10

 Goniometer.      

11

 Turntable with optical rail for photon counting unit.      

12

 Turret pinholes      

13

 Receiving optical system of photon counting unit      

14

 PMT housing      

15

 Amplifier-discriminator