UNIVERSITY OF HYDERABAD
ACRHEM
Central University P.O., Gachibowli,
Hyderabad 500 046
Phone: +91-(40)-2313 8807
Fax: +91-(40)- 2301 2800,
E-mail: akcsp@uohyd.ernet.in
Ref: UoH/ACRHEM/AKC/Quote/2015-16/FIR-Optical Components
Request for Quotation
Kindly quote your best offer for the following items on or before –23 .07.2015:
1 TeO2 Crystals 5x 5 x 0.5 mm/ 0.2 mm ( Phase) <110> and <010> 10
2 Parabolic mirrors
Gold/silver coated+
mounting adopter holder
accessories
Piercing at
centre
Diameter =2 inch, focal length= 15cm,
coating= protecting Au or Ag, Probe beam
clear aperture= 8mm,angle=90o
2Diameter =2 inch, focal length= 15cm, coating= protecting Au or Ag, angle=90o 6
3 Gold coated Mirrors One inch Dia with 6 mm thickness, 2J/cm2 damage threshold 10
4 Al coated Mirrors One inch Dia with 6 mm thickness, 2J/cm2 damage threshold 5
5 Al coated Mirrors Two inch Dia with 3-6 mm thickness, 2J/cm2 damage threshold 5
6 Preamplifier
(Current/Voltage)
Inputs‐AC or DC coupled, single‐ended or differential, Maximum input‐3VPP
CMRR‐100 dB from DC to 1 kHz (100 mVrms common mode input at 1kHz ,
gain=100, low noise mode. Decreases by 6 dB/octave from 1 kHz to 1 MHz,
Noise‐4 nV/√Hz at 1 kHz,Gain‐1 to 50,000 in 1‐2‐5 sequence. Vernier gain
in 0.5 % steps, max output‐10 Vpp into 50 Ω and 600, Interface: GPIB/USB
/RS232
1
7 Linear DC motorized
stage + motion controller Motorized axes=x ;Travel range =5.0 cm,
Resolution:0.01µm, or lower with motion controller axes=3, LCD
Display, Interface: GPIB/USB /RS232
1
8 ZnTe crystal with mount Orientation:110, thickness= 0.1mm, Clear Aperture>90% of diameter,
Size= 12×12 x0.5 mm, for THz applications
1
9 Balanced photo detector Wavelength range: 600-1700nm,Active Detector Diameter=1cm,Photodiode
damage threshold=30 mW, Bandwidth=DC to 1 MHz, min NEP=
2.2Pw/sqrt(Hz),CMRR=Min 30 dB.
