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Excess Inventory Sale



Excess

Inventory

 
   

Excess (Surplus) Inventory Sale:
We often have Excess Inventory (surplus) of many items. Please see the list below for items, and pricing. Items are sold on first-come basis, however, we will make the best effort to fulfill your requirements.

Send e-mail to Request a Quote for any items you see below.

Silicon (Si) Wafers:
Shipping extra.

Item Specifications Qty Price
2" dia Silicon Wafers <111>
1

0

$

2

3

Silicon Wafer (Prime Grade)

2 dia. x 275-325 thick
<111>, N/As, SSP, CZ
Res: 0.002-0.005 ohm-cm

Semi-Std 2 Flats

 

0

 

 

$

 
4

Silicon Wafer (Prime Grade)

2 dia. x 245-295 thick
<111>, N/Ph, SSP, CZ
Res: 1-20 ohm-cm

Semi-Std 2 Flats

0

 

$

 
5

Silicon Wafer (Prime Grade)

50.8mm dia. x 500 25 thick
<111>, Undoped, SSP, FZ
Res: >10,000 ohm-cm

Semi-Std 1 Flat (VSI)

10

$28/ea
2" dia Silicon Wafers <100>, P/B
6

Si Wafer (Prime Grade)

2 dia. x 254-304 thick
<100>, P/B, SSP, CZ
Res: 1-10 ohm-cm

 

25

$11/ea

7

Si Wafer (Prime Grade)

2 dia. x 275-325 thick
<100>, P/B, SSP, CZ
Res: 5-10 ohm-cm

 

25

25

 

$12/ea

$ 12/ea

8

Si Wafer (Prime Grade)

2 dia. x 256-306 thick
<100>, P/B, SSP, CZ
Res: 0.01-0.02 ohm-cm

SEMI-Std Flat

12

$13/ea

 

2" dia Silicon Wafers <100>, N-Type
9

Silicon Wafer (Prime Grade)

2 dia. x 275-325 thick
<100>, N/As, SSP, CZ
Res: 0.001-0.005 ohm-cm

SEMI-Std Flat

25 $11/ea
10

Si Wafer (Prime Grade)

2 dia. x 254-304 thick
<100>, N/As, SSP, CZ
Res: < 0.005 ohm-cm

SEMI-Std Flat

10

$ 15/ea

 

11

Si Wafer (Prime Grade)

2 dia. x 255-305 thick
<100>, N/Ph, SSP, CZ
Res: 3-9 ohm-cm

SEMI-Std Flat: 1

20 $16/ea

12

Si Wafer (Prime Grade)

2" dia x 500 25 thick

<100>, N/Ph, DSP, FZ

Both Sides Polished

Res: 3500-5500 ohm-cm

SEMI Std 2 Flats

10 $29/ea
3" dia Silicon Wafers <100>, N/Ph
1

Silicon Wafer (Prime Grade)

3 dia. x 15 1 mils thick
<100>, N/Ph, SSP, CZ
Res: 7-21 ohm-cm

11 $17/ea
2

Silicon Wafer (Test Grade)

3 dia. x 15 2 mils thick
<100>, N/Ph, SSP, CZ
Res: 1-10 ohm-cm

1 $15/ea
3" dia Silicon Wafers <100>, P/B
3

4

Silicon Wafer (Test Grade)

3 dia. x 15 2 mils thick
<100>, P/B, SSP, CZ
Res: 5-15 ohm-cm

7 $15/ea
5

Si Wafer (Prime Grade)

3 dia. x 356-406 thick
<100>, P/B, SSP, CZ
Res: 0.01-10 ohm-cm

19 $17/ea
6

7

Si Wafer (Prime Grade)

3 dia x 300-350 thick
<100>, P/B, SSP, CZ
Res: 0.01-0.9 ohm-cm

SEMI-Std 1 Flat

10 $16/ea
8

9

Si Wafer (Prime Grade)

3 dia x 275-325 thick
<110>, P/B doped, SSP, CZ
Res: 0.0055 - 0.10 ohm-cm

SEMI-Std Flats

1 $ 15/ea
     3" dia Silicon Wafers <111>, P/B
10

11 3 dia. x 356-406 thick
<111>, P/B, SSP, CZ
Res: 0.001-0.0099 ohm-cm
PRIME GRADE
12 $18/ea
12

Si Wafer (Prime Grade) TOPSIL

75.7-76.7mm dia. x 381 1 thick
<111>, P/B, SSP, FZ
Res: 75 -125 ohm-cm
Life time: >200 microsec.

13 $35/ea
13

Si Wafer (Prime Grade)

3 dia. x 350-400 thick
<111>, P/B, SSP, FZ
Res: > 5000 ohm-cm
SEMI-Std Flat 1

22 $37/ea
4" dia Silicon Wafers <100>, N/Ph, N/As

1

Silicon Wafer (Prime Grade) TOPSIL

100mm dia. x 500-550 thick
<100>, N/Ph, SSP, CZ
Res: 3-9 ohm-cm

Semi-Std Flats

5

$18/ea

2

Si Wafer (Prime Grade)

4" dia. x 500-550 thick
<100>, N/Ph, SSP, CZ
Res: 0.2-0.4 ohm-cm
Semi-Std Flat

15 $18/ea
3

Silicon Wafer (Prime Grade) TOPSIL

100mm dia. x 500-550 thick
<100>, N/As, SSP, CZ
Res: 0.001-0.005 ohm-cm

Semi-Std Flats

TTV: <4

14 $21/ea
4

5

$xx/ea
 
6

 

4" dia Silicon Wafers <100>, P/B

0

$

7

Si Wafer (Prime Grade)

100mm dia. x 500-550u thick
<100>, P/B, DSP, CZ
Res: 10-20 ohm-cm
SEMI (2 Flats)

3

$24/ea

8

Si Wafer (Prime Grade)

100mm dia. x 500-550u thick
<100>, P/B, SSP, FZ
Res: > 1,000 ohm-cm
SEMI (2 Flats)

22

$ 32/ea

9

Si Wafer (Prime Grade)

100mm dia. x 500-550u thick
<100>, P/B, SSP, CZ
Res: 5-10 ohm-cm

SEMI 1 Flat

 

25

 

(Topsil)

 

 

$17/ea

10

Si Wafer (Prime Grade)

100mm dia. x 500-550u thick
<100>, P/B, SSP, CZ
Res: < 0.005 ohm-cm

SEMI 2 Flats

10 $21/ea

11

Si Wafer (Prime Grade)

100mm dia. x 475-525u thick
<100>, P/B, SSP, CZ
Res: < 0.001-0.01 ohm-cm

SEMI 2 Flats

20 $21/ea

12

Si Wafer (Prime Grade)

100mm dia. x 505-545u thick
<100>, P/B, SSP, CZ
Res: 0.0012-0.0014 ohm-cm

SEMI 2 Flats

TTV: <5u, Bow: <10u

TOPSIL

4 $33/ea

4" dia Silicon Wafers <111>, P/B

13

Si Wafer (Prime Grade)

100mm dia. x 500-550u thick
<111>, P/B, SSP, CZ
Res: 1-40 ohm-cm

7 $18/ea
14 100mm dia. x 500-550u thick
<111>, P/B, SSP, CZ
Res: 10-20 ohm-cm
PRIME GRADE

12

$16/ea

15 100mm dia. x 500-550u thick
<111>, P/B, SSP, CZ
Res: 1-2 ohm-cm
PRIME GRADE (1 Flat)
25 $20/ea
16

Si Wafer (Prime Grade)

100mm dia. x 380-400u thick
<111>, P/B, SSP, FZ

Backside nanoground @2000 mesh
Res: > 1,000 ohm-cm

3 $95/ea
17

Si Wafer (Prime Grade)

100mm dia. x 500-550u thick
<111>, P/B, SSP, FZ
Res: > 5,000 ohm-cm

SEMI 1 Flat

25 $39/ea
4" dia Silicon Wafers <111>, N/Ph
18 100mm dia. x 500-550u thick
<111>, N/Ph, SSP, CZ
Res: 1-10 ohm-cm
PRIME GRADE (1 Flat)
15 $24/ea

Thermal Oxide (SiO2 Layer) Silicon Wafers

(SiO2 Layer both sides)

1

Si Wafer (Prime Grade)

4" dia. x 500-525u thick
<100>, P/B, SSP, CZ
Res: 1-5 ohm-cm
SEMI FLATS

Thermal Oxide Layer: 2um 5% (2,000nm) (wet)

7

$32/ea

2

Si Wafer (Prime Grade)

100mm dia. x 500-550 thick
<100>, P/B, SSP, CZ
Res: 10-20 ohm-cm
SEMI FLAT

Thermal Oxide Layer: 300nm 5% (wet)

5

$31/ea

3

Si Wafer (Prime Grade)

4" dia. x 500-550 thick
<100>, P/B, SSP, CZ
Res: <0.005 ohm-cm
SEMI FLATS

Thermal Oxide Layer: 800 5% (Dry)

15

10

$28/ea

$28/ea

4

Si Wafer (Prime Grade)

4" dia. x 500-550 thick
<100>, P/B, SSP, CZ
Res: < 0.005 ohm-cm
SEMI FLATS (2)

Thermal Oxide Layer: 200nm 5% (wet)

15

$28/ea

5

Si Wafer (Prime Grade)

4" dia. x 500-550 thick
<100>, N/Ph, SSP, CZ
Res: 1-10 ohm-cm
SEMI FLATS (2)

Thermal Oxide Layer: 300nm 5% (wet)

5

$ 28/ea

50.8mm Dia

6

Si Wafer (Prime Grade)

50.8mm dia. x 256-306u thick
<100>, P/B, SSP, CZ
Res: 10-20 ohm-cm
SEMI FLATS

Thermal Oxide Layer: 300nm 5% (wet)

25

$19/ea

7

Si Wafer (Prime Grade)

50.8mm dia. x 254-304u thick
<100>, N/As, SSP, CZ
Res: < 0.005 ohm-cm
SEMI FLATS

Thermal Oxide Layer: 300nm 5% (wet)

25

 

$15/ea

 

Gallium Arsenide (GaAs) Wafers
You may order even quantity of one. Shipping extra.

Item Specifications Qty Price
1

GaAs Polycrystalline Substrate

6N Pure

1.75" x 1.75" x 0.050" Thick

2 $20 ea

Lithium Niobate (LiNbO3) wafers
You may order even quantity of one. Shipping extra.

Item Specifications Qty Price
1

Lithium Niobate (LiNbO3) wafer

X-cut (SAW wafer)
4 dia x 0.040 thick
Side 1 (-X Face) polished

Side 2 (+X Face) ground

Surface Flatness: <15u TTV

5 $165/ea
2

Lithium Niobate (LiNbO3)  wafer

X-cut (SAW Grade wafer)
3 dia x 0.5mm thick
Side 1 polished

Side 2 ground

Surface Flatness: <25u TTV

10 $37/ea

Misc. Items

Item Specifications Qty Price
Lasers/Laser Diodes
1

635nm/5mW output Laser Diode
Circular Beam
NA: ~0.11

PS020-00 (VPSL-0635-005-x-9-B)
Built-in monitor photodiode
Standard 9mm package

1 $84/ea
2

658nm/35mW output Laser Diode
Circular Beam
NA: ~0.11

VPSL 0658-035-x-5-A
Built-in monitor photodiode
Standard 5.6mm package

2 $85/ea
3

670nm/10mW output Laser Diode
Circular Beam
NA: ~0.11

VPSL 0670-010-x-5-B
Built-in monitor photodiode
Standard 5.6mm package

5 $ 85/ea
4

670nm/10mW output Laser Diode
Circular Beam
NA: ~0.11

VPSL 0670-010-x-9-B
Built-in monitor photodiode
Standard 9mm package

2 $ 85/ea

5

852nm/50mW output Laser Diode

SDL-5401-G1 (9mm package)

Actual wavelength: 853nm

3 $ 385/ea
6

830nm/200mW output Laser Diode

SDL-5431-G1 (9mm package)

Actual wavelength: 831nm

1 $ 1,275

Borofloat 33 & Pyrex 7740 Substrates / Wafers
1

 

Schott Borofloat 33 Wafer

100mm dia x 0.5mm Thick

Both Sides Polished

Ground C-shaped edge with SEMI Primary Flat

Clear Aperture: 90mm dia

15 $ 25/each
2 Pyrex 7740 substrate
2 x 2 x 1mm thick
Both sides polished to < 20A
5 $19/ea

3

Pyrex 7740 Wafer (With Flat)
150mm dia x 0.7mm thick

Both sides polished to < 20A

1 $ 49/ea
4

5

Pyrex 7740 Disc
6" dia x 5mm thick
Both sides polished to 60/40 

 

2 $ 145/ea

Quartz Substrates

1

Clear Quartz Substrate (GE 124)
10mm x 10mm x 0.55mm thick
Both sides polished to 60/40 

Edges as cut (not machined)

9 $11/ea
2

Clear Quartz Substrate (GE 124)
1" x 1" x 1mm thick
Both sides polished to 60/40 

10

10

$ 8.95/ea

$ 8.95/ea

3

4

Clear Quartz Substrate (GE 124)
1" x 3" x 1mm thick
Both sides polished to 60/40 

10

10

$11/ea
5 Quartz SAW Wafer (with Flat)
100mm dia. x 0.5mm Thick
4245' 6' (ST Cut)
 
2 side polished
15 $40/ea
Substrates (various)
1

Alumina substrate, 99.6%

2.70" x 1.75" x 0.025" thick

6-equal scribes

As-fired surface

1 $10/ea
2

Alumina substrate, 99.6%

2.20" x 1.96" x 0.025" thick

As-fired surface

1 $5/ea
3

Alumina substrate, 99.6%

2.50" x 2.50" x 0.025" thick

One side Gold sputtered film

As-fired surface

1 $22/ea
4

BeO substrate, 99.5%

2" x 2" x 0.040" thick

As-fired (15u), 2 sawn edges

2 $19/ea
5

MgO Substrate <100>

10mm x 10mm x 0.5mm thick

One side, epi-polished

10 $21/ea
6

Sapphire (Al2O3) Substrate <0001>

10mm x 10mm x 0.5mm thick

Both sides, epi-polished

2 $24/ea
7

Sapphire  Wafer (Al2O3) C-Plane

Orientation : <0001> 0.5Deg

Surface : one side polished

Surface Roughness: Ra≤ 5

Size: 2 dia x 0.43mm thick

(Package: 1pc/Individual

5 $75/ea
8

LaAlO3 substrate <100>

12.5mm x 12.5mm x 0.5mm thick

One side, epi-polished

5 $ 48/ea
9

SrTiO3 substrate <100>

12.5mm x 12.5mm x 0.5mm thick

One side, epi-polished

 

2 $69/ea

High Purity Deposition Materials

1

A-1181 (Cerac)
Aluminum (Al), metal, 99.999%
Size:3.9mm x 2.5mm pcs

100g

$105

2

Alumina Oxide (Al2O3), Powder

99.8%

100g

$ 50

3 C-1260 (Cerac)
Copper (Cu), metal, 99.95%
Size: -20 / +50 mesh

2.5

Kg

$
4

Cadmium (Cd) shot, 99.9999%

1-3mm pcs (Puratronic)

# 11351 (Johnson Matthey)

1Kg $850/Kg
5

M-1034 (Cerac)
Manganese, metal, 99.99%
Size:3-12mm pcs (vac dep grade)

100g $
6

Magnesium Boride (MgB2)

~ 99.5%Powder

200g $50
7

N-1089 (Cerac)
Nickel, metal powder, 99.9%
Size: ~5
(vac dep grade)

4x

500g

$ 50/ea
8

9

Samarium (III) Oxide (Sm2O3)

99.9% (Powder)

11229 (Johnson Matthey)

100g $115
10

S-2085 (Cerac)
Silicon Monoxide (SiO), 99.9%
Size: 8-15mm pcs (vac dep grade)
(can be repacked for smaller qty)

4 x 

1kg

$175/kg
11

Silicon Monoxide (SiO), 99.9%
Size:-10mesh powder

(vacuum deposition grade)

50g

$25

12

T-1218 (Cerac)

Tin Oxide (SnO2), 99.9%

3-12mm pcs

250g $
13

Tin Oxide (SnO2), 99.99%

Powder (100 mesh)

100g $ 85
14

Lead Oxide (PbO), 99.999%
Powder (-100 mesh)
(can be repacked for smaller qty)

450g

$495
15

Vanadium (V) Oxide (V2O5)

99.995% (-22mesh powder)

10904 (Johnson Matthey)

100g $725
16

Yttrium (III) Oxide, 99.99%

Powder, REacton

(Johnson Matthey)

1Kg $425
17

Zinc shot, 99.9999%

1-3mm pcs (Puratronic)

10760 (Johnson Matthey)

1Kg $595/Kg
18

Titanium (Ti) Evaporation Pcs

3/8" x 3/8"

99.995%

100g $75
19

Z-2000

Zinc Selenide (ZnSe), 99.999%

1-3mm pcs (CVD grade)

50g $ 40
High Purity Wires
1

1 $
2

Titanium (Ti) Wire, 99.99%

1mm dia

50g $
3

Gold (Au) Wire, 99.99%
0.040" dia (spool)

Wire length: ~ 0.66 meter

10g

$ 895

 

 

SPUTTERING TARGETS

1

 

Silicon (Si) Target, Undoped, 99.999%

2" dia x 1/8" thick

 

2 $ 180/ea
2

Silicon Dioxide (SiO2) Target, 99.9%

3" dia x 1/8" thick

1 $
3

Nickel (Ni) Target, 99.99%

3" dia x 1/8" thick

1 $
4

Copper (Cu) Target, 99.998%

2" dia x 0.25" Thick

2
5

Tin (Sn) Target, 99.999%

2" dia x 1/8" thick

0 $
6

Aluminum (Al) Target, 99.999%

2" dia x 0.25" Thick

2 $ 115/ea

MISC
1

3M Fluorinert Electronic Liquid

FC-43 (4 oz bottle)

1 $10/-

2

Wesgo/Morgan Brazing Alloy

NICORO BAU-3 Sheet

2.0" wide x 0.004" thick

50g $11/gm
3

4

50In/50Pb Solder, 99.99% pure

0.062" dia solid wire

1Kg spool

(Cookson/Arconium make)

spool

$895/ea
5

Blank Flange (CFF) 4.5" (new)

MDC P/N # 110018

Clear 8-bolt holes

Non-rotatable

1 $ 45/-
6

7

Optical Interference Filter

632.8nm/3nmFWHM/35% Tx

1/2" dia mounted

1 $38/ea
8

Optical Interference Filter

635.2nm/8.9nmFWHM/75% Tx

2" dia mounted x ~0.25" thick

1 $95/ea
9

Optical Interference Filter

760.7nm/10.2nmFWHM/50% Tx

2" dia mounted x ~0.25" thick

1 $95/ea
10

Interference Filter

800nm/15nmFWHM/55% Tx

0.785" dia, unsealed, unmounted

15 $15/ea
11

Linear Polarizer Sheet

Cellulose Acetobulyrate with coating

Size: 17" x 1m x 0.030" Thick

Tx: ~ 25%

3 $15/ea
12

Transient Voltage (Surge) Suppressor

120V/20A

1U Height

(Northern Technologies)

1 25.00
13

GBIC Module
1000Base-SX short wavelength
850nm Laser (multimode only)

Cisco (WS-G5484)

1 $10
14

GPIB-140A Fiber Optic Extender

EURO-240V

PN: 777997-04 (National Instruments)

1 $

15

Hubbell Connector (Male)

HBL45315 (4-Pole)

 

1 $ 15
16

TORR Seal (Varian)

Resin/Hardener (expiry Date:

0 $55
17

Fiber Optic Splitter (LC Connector)

(Communication Channel) 37CH

1547.68nm-1547.72nm

Set of 8

Set of

8

$ 99
18

Bare Fiber Adapter (FC Connector)

Model # Bare-03-81

81u ID Ferrule

5 $
19

Chromosorb G-AW-DMCS

60-80 mesh

100g $ 85
20

Hytrex Filter (10" long)

10" Cartridge, 5u

GX05-10

1 $ 5

Last updated Aug 13, 2017

Copyright 2003-2017 VIN KAROLA INSTRUMENTS. All rights reserved.

 
 

Excess Inventory 

- Silicon Wafers

- GaAs Wafers

- LiNbO3 Wafers

- Pyrex 7740

- SiO

- Sapphire Substrate

- MgO Substrate

- Misc. items

     
 
 

Nickel Powder

 

Laser Diodes

 

 

 

 

 


 

  

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