Forensics & Other Investigations

48 topics in this forum

1. Peacock feather

   By DaveO, April 11, 2014
   • 15 replies
   • 7.6k views
   • 
   • Andrea B.
   • January 25, 2015

2. Power lines in UV

   By nfoto, April 7, 2014
   • 7 replies
   • 6.5k views
   • 
   • Shane
   • April 7, 2014

3. Think Your Hands are Clean ?

   By colinbm, October 18, 2014
   • 21 replies
   • 6.4k views
   • 
   • enricosavazzi
   • October 22, 2014

4. Melanin clusters in UV

   By rfcurry, October 18, 2014
   • 17 replies
   • 6.2k views
   • 
   • colinbm
   • October 22, 2014

5. Bananas in UV

   By enricosavazzi, August 9, 2014
   • 9 replies
   • 5.8k views
   • 
   • Andrea B.
   • August 16, 2014

6. UV blocking power of polycarbonate

   By Damon, November 30, 2014
   • 9 replies
   • 5.8k views
   • 
   • colinbm
   • December 1, 2014

7. Oil Painting in UV-Vis-IR

   By Andrea B., March 29, 2014
   • 10 replies
   • 5.7k views
   • 
   • nfoto
   • April 8, 2014

8. IR, visible and UV of small blow torch flame 1 2

   By JMC, April 10, 2019
   • 27 replies
   • 5.6k views
   • 
   • enricosavazzi
   • January 8

9. Reflective UV reveals censored message in World War II letter

   By nfoto, April 13, 2013
   • 5 replies
   • 5.3k views
   • 
   • Akira
   • April 15, 2013

10. Foxing in a 188-year-old book

    By Andy Perrin, March 12, 2016
    • 10 replies
    • 4.9k views
    • 
    • colinbm
    • March 19, 2016

11. Experiment with Photographing Metal Scratches and Embossed Letters

    By Andrea B., July 22, 2014
    • 4 replies
    • 3.9k views
    • 
    • OlDoinyo
    • November 5, 2014

12. Shortwave UV Imaging for SBUV and RUVIS

    By prutchi, July 7, 2016   

    • Camera
    • 4 replies
    • 3.7k views
    • 
    • OlDoinyo
    • July 8, 2016

13. Compact Fluorescent Lamp UV Emission

    By Stefano, May 17, 2020   

    • Lighting
    • Filters
    • (and 1 more)

      Tagged with:

      • Lighting
      • Filters
      • White Balance
    • 19 replies
    • 3.5k views
    • 
    • Cadmium
    • June 1, 2020

14. Surgical Scars in Reflected UV & UVIF

    By LC2, December 11, 2018
    • 10 replies
    • 3.4k views
    • 
    • LC2
    • January 7, 2019

15. Hidden figure in Leonardo da Vinci notebook revealed

    By JCDowdy, January 20, 2016   

    • Multispectral
    • 3 replies
    • 3.2k views
    • 
    • Andrea B.
    • January 21, 2016

16. Determining the maker of a cane fly rod ca. 1898

    By rfcurry, July 23, 2015
    • 6 replies
    • 3.1k views
    • 
    • rfcurry
    • July 26, 2015

17. Trucks, incognito

    By Andy Perrin, August 29, 2017
    • 10 replies
    • 2.9k views
    • 
    • Andrea B.
    • September 1, 2017

18. Revealing the faded text on an old building ad with ICA

    By Andy Perrin, July 1, 2018   

    • Multispectral
    • Processing
    • 4 replies
    • 2.5k views
    • 
    • Andy Perrin
    • August 28, 2021

19. Strange Symbol Revealed In UV

    By eye4invisible, July 31, 2018   

    • Fluorescence
    • Lens
    • 11 replies
    • 2.5k views
    • 
    • dabateman
    • July 31, 2018

20. Invisible Fire

    By GaryR, April 9, 2019
    • 15 replies
    • 2.4k views
    • 
    • Andy Perrin
    • April 15, 2019

21. reflected UV light source question for ink differentiation

    By LC2, November 30, 2018   

    • Lighting
    • 15 replies
    • 2.4k views
    • 
    • Andy Perrin
    • December 7, 2018

22. Field patterns visualized with ICA

    By Andy Perrin, September 22, 2018   

    • Infrared
    • Multispectral
    • (and 1 more)

      Tagged with:

      • Infrared
      • Multispectral
      • Processing
    • 7 replies
    • 2.2k views
    • 
    • Andrea B.
    • September 25, 2018

23. Santa in UV/IR-Land

    By Andrea B., December 11, 2017
    • 5 replies
    • 2.1k views
    • 
    • Andrea B.
    • December 11, 2017

24. Structures in the masonry of a church

    By WiSi-Testpilot, November 16, 2018   

    • Infrared
    • Multispectral
    • (and 1 more)

      Tagged with:

      • Infrared
      • Multispectral
      • Filters
    • 5 replies
    • 2.1k views
    • 
    • Shane
    • November 22, 2018

25. UV-reflective molds on Clematis

    By enricosavazzi, August 13, 2014
    • 3 replies
    • 2.1k views
    • 
    • enricosavazzi
    • August 13, 2014