Non-technical Experiences

392 topics in this forum

1. a hypothetical filter made out of opalite

   By Fandyus, June 16, 2021
   • 16 replies
   • 691 views
   • 
   • Fandyus
   • June 22, 2021

2. Has anyone ever used a pinhole (and maybe film) to take UV pictures?

   By Fandyus, June 2, 2021
   • 20 replies
   • 694 views
   • 
   • Stefano
   • June 21, 2021

3. "plasma candle" Could this be a good source of UV?

   By Fandyus, June 18, 2021
   • 6 replies
   • 784 views
   • 
   • dabateman
   • June 20, 2021

4. Confirming the wavelength of my 940nm flashlight + follow up to my previous post

   By Fandyus, June 17, 2021   

   • Lighting
   • 14 replies
   • 401 views
   • 
   • Andy Perrin
   • June 17, 2021

5. Feeling flush - fancy a Zeiss 50mm f0.7 Planar lens?

   By JMC, May 24, 2021   

   • Lens
   • 18 replies
   • 1.5k views
   • 
   • dabateman
   • May 27, 2021

6. [IR + Misc.] Covid-19 Discussion and Birna's C-19 Photo-Collage 1 2 3 4 10

   By nfoto, March 17, 2020
   • 229 replies
   • 12.1k views
   • 
   • StephanN
   • May 21, 2021

7. Does anyone know about 313nm light to help eczema?

   By dabateman, May 16, 2021
   • 5 replies
   • 430 views
   • 
   • dabateman
   • May 17, 2021

8. Article on 3D-printed miniature spectrometer

   By enricosavazzi, May 4, 2021
   • 3 replies
   • 284 views
   • 
   • dabateman
   • May 5, 2021

9. Mac Repair Complete: Question about Big Sur

   By Andrea B., April 21, 2021
   • 15 replies
   • 677 views
   • 
   • ulf
   • April 26, 2021

10. Life in Color with David Attenborough - Trailer

    By Cadmium, April 25, 2021
    • 3 replies
    • 489 views
    • 
    • eye4invisible
    • April 26, 2021

11. Flow Visualisation for Dummies

    By bvf, April 16, 2021
    • 10 replies
    • 527 views
    • 
    • Andy Perrin
    • April 17, 2021

12. Science Facts, How Animals See the World.

    By colinbm, April 15, 2021
    • 0 replies
    • 392 views
    • 
    • colinbm
    • April 15, 2021

13. I wonder what would happen if..

    By Fandyus, April 8, 2021
    • 12 replies
    • 532 views
    • 
    • Fandyus
    • April 8, 2021

14. Aaaaagh - I'm Full-Spectrum-Camera-less

    By bvf, March 26, 2021
    • 7 replies
    • 593 views
    • 
    • dabateman
    • March 31, 2021

15. Me in UV (again), and some flowers

    By Stefano, March 26, 2021   

    • Processing
    • 15 replies
    • 714 views
    • 
    • Cadmium
    • March 28, 2021

16. Wildflower.org

    By Cadmium, March 24, 2021
    • 3 replies
    • 456 views
    • 
    • Andrea B.
    • March 27, 2021

17. Today in highly overpriced UV items...

    By Andy Perrin, March 24, 2021   

    • Lighting
    • 6 replies
    • 578 views
    • 
    • colinbm
    • March 24, 2021

18. [UV Surprise] Odd polycarbonate goggles

    By Stefano, March 16, 2021   

    • SAFETY
    • 3 replies
    • 685 views
    • 
    • Andrea B.
    • March 21, 2021

19. Lots of dandelions

    By Stefano, March 26, 2020   

    • White Balance
    • 24 replies
    • 1.7k views
    • 
    • Stefano
    • March 20, 2021

20. Whom might be interested in a photo ninja discount?

    By dabateman, March 15, 2021   

    • Processing
    • 15 replies
    • 774 views
    • 
    • nfoto
    • March 19, 2021

21. Some bees on dandelions

    By Stefano, March 13, 2021   

    • Multispectral
    • Macro
    • 16 replies
    • 833 views
    • 
    • Stefano
    • March 16, 2021

22. Photo Ninja

    By colinbm, March 8, 2021
    • 9 replies
    • 771 views
    • 
    • nfoto
    • March 12, 2021

23. Is this the future - Urban Sun 222nm UVC sources to keep us safe?

    By JMC, March 8, 2021
    • 9 replies
    • 565 views
    • 
    • colinbm
    • March 12, 2021

24. Well this paragraph in a technical lens review makes me wonder

    By dabateman, March 5, 2021
    • 5 replies
    • 466 views
    • 
    • bvf
    • March 6, 2021

25. Selling via UVP

    By bvf, March 2, 2021
    • 10 replies
    • 554 views
    • 
    • nfoto
    • March 3, 2021