Baseline system includes: 2 RF coax   lines, 25 DC connections & 3 optical windows

PERFORMANCE DATA

Temperature Range

1.7 K - 350 K

Temperature Stability

<2 mK
<200 mK

<50 mK

peak to peak at base T (1.7K)
1.7K - 15K
15K - 350K

Vibrational Stability

<20 nm

peak to peak

(measured on platform   x-axis)

Cooling Power @ Base T

>20 mW

in addition to baseline configuration   noted above

Sample Cooldown Time to Base T

~12 hrs

using sample exchange barrier

Sample Warmup Time

~2 hrs

Vacuum Pressure

<5.5 x 10-8 torr

measured in sample space (at base T)

OPTICAL PROPERTIES

Optical Access

3 optical ports

2 radial + 1 overhead (4 radial   available)

Acceptance Angle

30° full angle

sample at center of platform -80° near cold window -120° near warm window

INTERFACING

Electrical Access

25 user connections*

Interface Side Panels

one
three

quad RF feedthrough (2 coax routed   standard, 2 more available)
 blank for additional RF, DC, fiber or gas tube options

Thermal Lagging

6 locations

to radiation shield

Temperature Sensors

2 Calibrated Cernox™

corresponding to platform and sample   temperature
 -location for 1 user thermometer available

DIMENSIONS

Sample Space (diameter x height)

∅92 mm x 92 mm

inner radiation shield

Beam Height

147 mm

options available to modify

Platform Style

circular mounting plate with 1"∅ bolt pattern

OPTIONS

Sample Mounting

user specified

standard (fixed, adjustable,   electrical) & custom alternatives available

Sample Motion

optional nanopositioner integration

stages mounted on the platform