Photon Counting Modules
type	effective cathode dia. mm	cathode type	spectral response range nm	typical dark counts@ 20°C	max count rate MHz	output signal	outline drawing	data sheet
P25PC	22	bialkali	280 to 630	100^s^-1	100	TTL
P25PC-16	22	S20	300 to 850	100^s^-1	100	TTL
P25USB	22	bialkali	280 to 630	100^s-1	100	USB
P25USB‾01	22	S20	300 to 850	100^s-1	100	USB
P30PC	25	bialkali	280 to 630	100^s-1	100	TTL
P30PC-01	25	S20	300 to 850	100^s-1	100	TTL
P30USB	25	bialkali	280 to 630	100^s-1	100	USB
P30USB-01	25	S20	300 to 850	100^s-1	100	USB
DM0016C	22	bialkali	280 to 630	50^s-1	70	TTL
DM0087C	22	S20	300 to 850	50^s-1	70	TTL
DM0089C	22	bialkali	280 to 630	50^s-1	70	USB
DM0090C	22	S20	300 to 850	50^s-1	70	USB

Photon Counting Modules

type

effective
cathode
dia. mm

cathode
type

spectral response
range nm

typical
dark
counts@
20°C

max
count
rate MHz

output signal

outline
drawing

data
sheet

P25PC

bialkali

280 to 630

100^s^-1

100

TTL

P25PC-16

S20

300 to 850

100^s^-1

100

TTL

P25USB

bialkali

280 to 630

100^s-1

100

USB

P25USB‾01

S20

300 to 850

100^s-1

100

USB

P30PC

bialkali

280 to 630

100^s-1

100

TTL

P30PC-01

S20

300 to 850

100^s-1

100

TTL

P30USB

bialkali

280 to 630

100^s-1

100

USB

P30USB-01

S20

300 to 850

100^s-1

100

USB

DM0016C

bialkali

280 to 630

50^s-1

TTL

DM0087C

S20

300 to 850

50^s-1

TTL

DM0089C

bialkali

280 to 630

50^s-1

USB

DM0090C

S20

300 to 850

50^s-1

USB

Analogue Modules
type	effective cathode dia. mm	cathode type	spectral response range nm	amplifier bandwidth MHz	outline drawing	data sheet
P25A-11	22	S20	300 to 850	100
P25N-02	22	S20	300 to 850	-
P25P-09*	22	S20	300 to 850	-
P30A-05	25	S20	300 to 850	30
P30PVN	25	S20	300 to 850	-
P30CW5-07*	25	S20	300 to 850	-
DM0088C	22	S20	300 to 850	20

Analogue Modules

type

effective
cathode
dia. mm

cathode
type

spectral
response
range nm

amplifier
bandwidth
MHz

outline
drawing

data
sheet

P25A-11

S20

300 to 850

100

P25N-02

S20

300 to 850

P25P-09*

S20

300 to 850

P30A-05

S20

300 to 850

P30PVN

S20

300 to 850

P30CW5-07*

S20

300 to 850

DM0088C

S20

300 to 850

Confocal Microscopy

The principle of confocal imaging is that light is only collected from the part of the specimen which is in focus.

Out of focus regions of the sample appear black, thus eliminating all unwanted glare.

Low light levels require the use of photomultipliers.

Photon Counting Modules
type	effective cathode dia. mm	cathode type	spectral response range nm	typical dark counts@ 20°C	max count rate MHz	output signal	outline drawing	data sheet
P25PC	22	bialkali	280 to 630	100^s^-1	100	TTL
P25PC-16	22	S20	300 to 850	100^s^-1	100	TTL
P25USB	22	bialkali	280 to 630	100^s-1	100	USB
P25USB‾01	22	S20	300 to 850	100^s-1	100	USB
P30PC	25	bialkali	280 to 630	100^s-1	100	TTL
P30PC-01	25	S20	300 to 850	100^s-1	100	TTL
P30USB	25	bialkali	280 to 630	100^s-1	100	USB
P30USB-01	25	S20	300 to 850	100^s-1	100	USB
DM0016C	22	bialkali	280 to 630	50^s-1	70	TTL
DM0087C	22	S20	300 to 850	50^s-1	70	TTL
DM0089C	22	bialkali	280 to 630	50^s-1	70	USB
DM0090C	22	S20	300 to 850	50^s-1	70	USB

Photon Counting Modules

type

effective
cathode
dia. mm

cathode
type

spectral response
range nm

typical
dark
counts@
20°C

max
count
rate MHz

output signal

outline
drawing

data
sheet

P25PC

bialkali

280 to 630

100^s^-1

100

TTL

P25PC-16

S20

300 to 850

100^s^-1

100

TTL

P25USB

bialkali

280 to 630

100^s-1

100

USB

P25USB‾01

S20

300 to 850

100^s-1

100

USB

P30PC

bialkali

280 to 630

100^s-1

100

TTL

P30PC-01

S20

300 to 850

100^s-1

100

TTL

P30USB

bialkali

280 to 630

100^s-1

100

USB

P30USB-01

S20

300 to 850

100^s-1

100

USB

DM0016C

bialkali

280 to 630

50^s-1

TTL

DM0087C

S20

300 to 850

50^s-1

TTL

DM0089C

bialkali

280 to 630

50^s-1

USB

DM0090C

S20

300 to 850

50^s-1

USB

Analogue Modules
type	effective cathode dia. mm	cathode type	spectral response range nm	amplifier bandwidth MHz	outline drawing	data sheet
P25A-11	22	S20	300 to 850	100
P25N-02	22	S20	300 to 850	-
P25P-09*	22	S20	300 to 850	-
P30A-05	25	S20	300 to 850	30
P30PVN	25	S20	300 to 850	-
P30CW5-07*	25	S20	300 to 850	-
DM0088C	22	S20	300 to 850	20

Analogue Modules

type

effective
cathode
dia. mm

cathode
type

spectral
response
range nm

amplifier
bandwidth
MHz

outline
drawing

data
sheet

P25A-11

S20

300 to 850

100

P25N-02

S20

300 to 850

P25P-09*

S20

300 to 850

P30A-05

S20

300 to 850

P30PVN

S20

300 to 850

P30CW5-07*

S20

300 to 850

DM0088C

S20

300 to 850

type

effective cathode dia. mm

cathode type

spectral response range nm

typical dark counts@ 20°C

max count rate MHz

output signal

outline drawing

data sheet

type

effective cathode dia. mm

cathode type

spectral response range nm

amplifier bandwidth MHz

outline drawing

data sheet

Confocal Microscopy

type

effective cathode dia. mm

cathode type

spectral response range nm

typical dark counts@ 20°C

max count rate MHz

output signal

outline drawing

data sheet

type

effective cathode dia. mm

cathode type

spectral response range nm

amplifier bandwidth MHz

outline drawing

data sheet

effective
cathode
dia. mm

cathode
type

spectral response
range nm

typical
dark
counts@
20°C

max
count
rate MHz

outline
drawing

data
sheet

effective
cathode
dia. mm

cathode
type

spectral
response
range nm

amplifier
bandwidth
MHz

outline
drawing

data
sheet

effective
cathode
dia. mm

cathode
type

spectral response
range nm

typical
dark
counts@
20°C

max
count
rate MHz

outline
drawing

data
sheet

effective
cathode
dia. mm

cathode
type

spectral
response
range nm

amplifier
bandwidth
MHz

outline
drawing

data
sheet