Miscellaneous Scientific Instruments

Moderators: Stephen Challener, Barbra Voltaire, FGG, Alberto

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Pocket gamma spectrometers

Last post by cascaillou « Mon Mar 10, 2025 3:20 pm
Replies: 1
by cascaillou » Sat Mar 08, 2025 6:37 pm

1 Replies

6077 Views

Last post by cascaillou
Mon Mar 10, 2025 3:20 pm
GoSpectro Smartphone Portable Spectrometer

Last post by roshanravan « Sun Feb 16, 2025 3:23 pm
Replies: 1
by roshanravan » Thu Feb 13, 2025 1:43 pm

1 Replies

2303 Views

Last post by roshanravan
Sun Feb 16, 2025 3:23 pm
photomicrography

Last post by Stephen Challener « Thu Jan 04, 2024 2:24 pm
Replies: 1
by LauraDZ » Thu Jan 04, 2024 9:55 am

1 Replies

10057 Views

Last post by Stephen Challener
Thu Jan 04, 2024 2:24 pm
Recomendations for purchasing a Gem Microscope

Last post by S. Rautiainen « Thu May 12, 2022 3:06 pm
Replies: 1
by QIA » Sun Mar 27, 2022 12:46 pm

1 Replies

28400 Views

Last post by S. Rautiainen
Thu May 12, 2022 3:06 pm
SAS2000 Spectrophotometer Analysis System for gemstones

Last post by Raman777 « Fri Sep 03, 2021 2:09 am
Replies: 23
by danielh » Sat Mar 18, 2006 3:35 am
1

2
23 Replies

39050 Views

Last post by Raman777
Fri Sep 03, 2021 2:09 am
Presidium instruments experience

Last post by Barbra Voltaire, FGG « Mon Apr 26, 2021 12:35 pm
Replies: 11
by Pythonrob » Sun Apr 25, 2021 12:24 am

11 Replies

7503 Views

Last post by Barbra Voltaire, FGG
Mon Apr 26, 2021 12:35 pm
Beck Wavelength GIA Spectrometer

Last post by Barbra Voltaire, FGG « Wed Jun 10, 2020 12:39 pm
Replies: 22
by dchallener » Fri Nov 03, 2017 2:39 pm
1

2
22 Replies

37696 Views

Last post by Barbra Voltaire, FGG
Wed Jun 10, 2020 12:39 pm
how to detected irradation stone using without Geiger Counte

Last post by winstone « Thu Nov 14, 2019 3:19 pm
Replies: 5
by Hamid Usman » Mon Apr 09, 2007 10:29 pm

5 Replies

18186 Views

Last post by winstone
Thu Nov 14, 2019 3:19 pm
Elements: Difference in major, minor, & trace

Last post by arglthesheep « Fri Dec 28, 2018 2:41 am
Replies: 2
by Jason Barrett » Fri Dec 28, 2018 1:36 am

2 Replies

29015 Views

Last post by arglthesheep
Fri Dec 28, 2018 2:41 am
gemological instruments on ebay

Last post by Alan F. « Mon Jun 04, 2018 9:47 am
Replies: 6
by JCD » Sun Apr 08, 2018 10:33 am

6 Replies

27316 Views

Last post by Alan F.
Mon Jun 04, 2018 9:47 am
Looking for microscope parts

Last post by Alan F. « Mon Jun 04, 2018 9:27 am
Replies: 10
by Melicia » Fri Jun 01, 2018 4:37 pm

10 Replies

27025 Views

Last post by Alan F.
Mon Jun 04, 2018 9:27 am
Hartridge Reversion Spectroscope

Last post by slscanada « Mon Jan 08, 2018 3:44 am

by slscanada » Mon Jan 08, 2018 3:44 am

0 Replies

24771 Views

Last post by slscanada
Mon Jan 08, 2018 3:44 am
Great YouTube video for Specific Gravity - Thanks Barbara!

Last post by stevorocks « Mon Feb 27, 2017 9:44 am

by stevorocks » Mon Feb 27, 2017 9:44 am

0 Replies

25322 Views

Last post by stevorocks
Mon Feb 27, 2017 9:44 am
Master stones

Last post by Tom Herman « Sat Jan 07, 2017 5:44 pm
Replies: 8
by Dicranurus » Wed Jul 27, 2016 6:21 am

8 Replies

23017 Views

Last post by Tom Herman
Sat Jan 07, 2017 5:44 pm
D.Secure

Last post by JakeTG « Mon May 23, 2016 11:51 am

by JakeTG » Mon May 23, 2016 11:51 am

0 Replies

15469 Views

Last post by JakeTG
Mon May 23, 2016 11:51 am
refractometers

Last post by G4Lab « Sun Apr 10, 2016 6:36 pm
Replies: 16
by dchallener » Sun Jan 24, 2016 4:25 pm
1

2
16 Replies

31056 Views

Last post by G4Lab
Sun Apr 10, 2016 6:36 pm
Advanced Gemology Course

Last post by QuantumStuff « Sat Sep 12, 2015 5:57 pm
Replies: 2
by iwakasu » Sun Jan 13, 2013 9:53 pm

2 Replies

14746 Views

Last post by QuantumStuff
Sat Sep 12, 2015 5:57 pm
gemolite mark V

Last post by bally796 « Tue May 26, 2015 12:15 pm

by bally796 » Tue May 26, 2015 12:15 pm

0 Replies

3468 Views

Last post by bally796
Tue May 26, 2015 12:15 pm
Color grading software

Last post by Barbra Voltaire, FGG « Sun Nov 09, 2014 8:58 pm
Replies: 1
by energyos » Sun Nov 09, 2014 8:38 pm

1 Replies

8986 Views

Last post by Barbra Voltaire, FGG
Sun Nov 09, 2014 8:58 pm
Interesting article about microscopes

Last post by Stephen Challener « Mon Apr 14, 2014 4:19 pm
Replies: 2
by Hans Durstling » Mon Apr 14, 2014 12:30 pm

2 Replies

3975 Views

Last post by Stephen Challener
Mon Apr 14, 2014 4:19 pm
Beck spectroscope

Last post by G4Lab « Thu Mar 20, 2014 2:12 am
Replies: 3
by jim fiebig » Fri Mar 14, 2014 4:31 pm

3 Replies

4735 Views

Last post by G4Lab
Thu Mar 20, 2014 2:12 am
Electronic Gold and Metal Testers

Last post by Barbra Voltaire, FGG « Sun Jan 12, 2014 2:56 pm
Replies: 1
by Katy B » Sun Jan 12, 2014 2:10 pm

1 Replies

3592 Views

Last post by Barbra Voltaire, FGG
Sun Jan 12, 2014 2:56 pm
Just Whatcha need.....

Last post by G4Lab « Wed Jul 10, 2013 2:58 pm
Replies: 4
by G4Lab » Mon Nov 07, 2011 7:50 pm

4 Replies

5487 Views

Last post by G4Lab
Wed Jul 10, 2013 2:58 pm
Stereo pair shooter, instructions manual only.

Last post by G4Lab « Fri Jul 05, 2013 2:31 pm
Replies: 1
by G4Lab » Wed Mar 27, 2013 2:46 am

1 Replies

3784 Views

Last post by G4Lab
Fri Jul 05, 2013 2:31 pm
3D Scanner

Last post by michael_e « Mon Jun 24, 2013 6:41 pm
Replies: 14
by Jason » Tue Apr 09, 2013 8:36 am

14 Replies

9224 Views

Last post by michael_e
Mon Jun 24, 2013 6:41 pm
Can I build a simple spectrometer with this

Last post by G4Lab « Sun Jun 23, 2013 9:34 pm
Replies: 9
by HHelton » Sat Jul 21, 2012 2:05 pm

9 Replies

7463 Views

Last post by G4Lab
Sun Jun 23, 2013 9:34 pm
$1000 portable device for counterfeit drug detection

Last post by G4Lab « Thu Apr 25, 2013 5:01 pm
Replies: 2
by NTE » Thu Apr 25, 2013 10:07 am

2 Replies

4065 Views

Last post by G4Lab
Thu Apr 25, 2013 5:01 pm
Old spectroscope

Last post by G4Lab « Tue Apr 09, 2013 1:09 pm
Replies: 1
by rbc » Mon Apr 08, 2013 10:14 am

1 Replies

3840 Views

Last post by G4Lab
Tue Apr 09, 2013 1:09 pm
InfraRed portable Raman unit.

Last post by Alberto « Sat Mar 23, 2013 4:27 am
Replies: 1
by G4Lab » Fri Mar 22, 2013 10:22 pm

1 Replies

4206 Views

Last post by Alberto
Sat Mar 23, 2013 4:27 am
Microscope and camera, how they work together?

Last post by Vale « Tue Feb 19, 2013 6:00 am
Replies: 6
by Vale » Sat Feb 02, 2013 7:15 am

6 Replies

4721 Views

Last post by Vale
Tue Feb 19, 2013 6:00 am
Orrery

Last post by Jason « Thu Dec 27, 2012 4:08 pm
Replies: 4
by cascaillou » Mon Dec 24, 2012 11:34 pm

4 Replies

5623 Views

Last post by Jason
Thu Dec 27, 2012 4:08 pm
Here is a great deal on a precision caliper

Last post by G4Lab « Mon Dec 17, 2012 4:05 pm
Replies: 1
by JLWhite » Sun Dec 16, 2012 6:19 pm

1 Replies

3715 Views

Last post by G4Lab
Mon Dec 17, 2012 4:05 pm
Detecting Lab-Irradited Gemstones

Last post by G4Lab « Sun Dec 09, 2012 4:37 am
Replies: 3
by iwakasu » Thu Nov 22, 2012 4:35 am

3 Replies

4767 Views

Last post by G4Lab
Sun Dec 09, 2012 4:37 am
ocular dichroscope

Last post by pezzottait « Sun Nov 11, 2012 9:43 am
Replies: 4
by pezzottait » Sun Oct 28, 2012 1:06 pm

4 Replies

5125 Views

Last post by pezzottait
Sun Nov 11, 2012 9:43 am
spectrometry state of the art lamp?

Last post by Brian « Tue Oct 23, 2012 3:19 pm
Replies: 28
by Alberto » Thu Apr 05, 2012 6:47 am
1

2
28 Replies

14330 Views

Last post by Brian
Tue Oct 23, 2012 3:19 pm
Opinions on this Spectrometer

Last post by HHelton « Mon Oct 15, 2012 6:29 pm
Replies: 3
by HHelton » Sun Oct 14, 2012 11:14 pm

3 Replies

4567 Views

Last post by HHelton
Mon Oct 15, 2012 6:29 pm
Raman with DSLR and stacking software...

Last post by G4Lab « Sun Oct 14, 2012 2:58 pm
Replies: 3
by zeiss » Fri Oct 12, 2012 12:34 pm

3 Replies

4385 Views

Last post by G4Lab
Sun Oct 14, 2012 2:58 pm
GemmoRaman

Last post by Alberto « Sun Dec 21, 2014 5:06 am
Replies: 65
by Brian » Wed Sep 19, 2012 4:22 pm
1

2

3

4

5
65 Replies

39336 Views

Last post by Alberto
Sun Dec 21, 2014 5:06 am
Mass Market 3D Printer at Fab.com

Last post by Jason « Tue Sep 04, 2012 10:24 pm

by Jason » Tue Sep 04, 2012 10:24 pm

0 Replies

3880 Views

Last post by Jason
Tue Sep 04, 2012 10:24 pm
New digital usb microscope cameras

Last post by G4Lab « Wed Jul 18, 2012 12:15 am
Replies: 9
by kirk » Sun Jul 18, 2010 7:55 pm

9 Replies

8507 Views

Last post by G4Lab
Wed Jul 18, 2012 12:15 am
Is a spectroscope able to determinate rough diamond's color?

Last post by roshanravan « Fri Jun 29, 2012 1:26 pm
Replies: 9
by Eran » Sat Jun 09, 2012 6:02 am

9 Replies

6789 Views

Last post by roshanravan
Fri Jun 29, 2012 1:26 pm
Raman Spectrum of my Missus' engagement ring

Last post by G4Lab « Tue Jun 12, 2012 10:46 pm
Replies: 7
by G4Lab » Sun May 09, 2010 12:37 am

7 Replies

5852 Views

Last post by G4Lab
Tue Jun 12, 2012 10:46 pm
How to buy FTIR and UV-VIS in Asia?

Last post by EthicalGems « Tue Jun 05, 2012 4:31 pm
Replies: 3
by iwakasu » Thu May 17, 2012 9:37 pm

3 Replies

7077 Views

Last post by EthicalGems
Tue Jun 05, 2012 4:31 pm
Lafayette spectroscope

Last post by G4Lab « Thu May 17, 2012 11:28 am
Replies: 12
by gemscientist » Fri Apr 04, 2008 8:37 pm

12 Replies

9983 Views

Last post by G4Lab
Thu May 17, 2012 11:28 am
MACRO-EYE 2000™

Last post by G4Lab « Wed Apr 25, 2012 11:47 am
Replies: 14
by Tim » Sun Apr 22, 2012 7:57 am

14 Replies

7087 Views

Last post by G4Lab
Wed Apr 25, 2012 11:47 am
My new(well old) electron microprobe

Last post by bruce_tourm « Mon Feb 13, 2012 3:50 pm
Replies: 3
by Jason Barrett » Wed Dec 14, 2011 2:53 pm

3 Replies

4904 Views

Last post by bruce_tourm
Mon Feb 13, 2012 3:50 pm
Wild M400 eyepiece question...

Last post by Ux4 « Mon Jan 30, 2012 5:59 pm
Replies: 9
by Ux4 » Fri Jan 20, 2012 3:25 pm

9 Replies

6743 Views

Last post by Ux4
Mon Jan 30, 2012 5:59 pm
Fantastic Offer by Dr. Hanneman

Last post by Ux4 « Fri Jan 20, 2012 2:41 pm
Replies: 16
by Bill Hanneman » Wed Dec 08, 2010 10:08 pm
1

2
16 Replies

12081 Views

Last post by Ux4
Fri Jan 20, 2012 2:41 pm
Minimonochromator for advanced users

Last post by G4Lab « Thu Nov 03, 2011 3:45 am
Replies: 6
by G4Lab » Wed Nov 02, 2011 11:00 am

6 Replies

5146 Views

Last post by G4Lab
Thu Nov 03, 2011 3:45 am
Hartridge Reversion Spectroscope on Ebay

Last post by Barbra Voltaire, FGG « Tue Oct 18, 2011 3:31 pm
Replies: 18
by G4Lab » Sat Oct 20, 2007 11:57 pm
1

2
18 Replies

17435 Views

Last post by Barbra Voltaire, FGG
Tue Oct 18, 2011 3:31 pm

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