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UltravioletPhotography

Filter Discussions & Tests

Discuss any filter: UV, IR, BG, UVIR-Cut, Dual Bandpass or whatever. Show us your tests of a filter.

370 topics in this forum

  1. [Filter Test] 340/10 #4 Edmund Hard-coated 340/10 Rear-mount Experiment

    By Andrea B.,   
    • 18 replies
    • 2.1k views

  2. RGB Stacking within the UV Waveband

    By Cadmium,   
    • 12 replies
    • 2.1k views

  3. [Filter Test] 293BP10 UV-Pass: Still No Luck

    By Andrea B.,   
    • 23 replies
    • 4.7k views

  4. Thought expt - correcting filter transmission with camera sensitivity and light intensity 1 2

    By JMC,   
    • 33 replies
    • 4.2k views

  5. Those ZWB filters again.....

    By Andrea B.,   
    • 4 replies
    • 4.1k views

  6. The shape of things to come

    By Cadmium,   
    • 11 replies
    • 2k views

  7. Filter Tests in the Blue Mountains, Australia

    By SteveCampbell,   
    • 12 replies
    • 1.8k views

  8. UV, Visible and IR filters test using Monochrome camera

    By JMC,   
    • 17 replies
    • 2.5k views

  9. Ebay find - Schott OG570 in 52mm filter

    By JMC,   
    • 7 replies
    • 1.9k views

  10. [Filter Test] BugU3, Hoya 330 Stack, Schott UG5 Stack: UV+Blue+Green Filters

    By Andrea B.,   
    • 5 replies
    • 2.6k views

  11. Schott DUG11X and Baader-U comparison 1 2

    By JMC,   
    • 36 replies
    • 5.9k views

  12. Zomei IR-filter. Transmission graphs

    By ulf,   
    • 6 replies
    • 4.5k views

  13. Hoya B-410 Red Blocker to Emulate EIR: Photo Ninja Tutorial

    By Andrea B.,   
    • 4 replies
    • 2.1k views

  14. Is there a shortpass IR blocker out there somewhere?

    By Andrea B.,   
    • 5 replies
    • 1k views

  15. Transmission of ZWB1 (2mm), ZWB3 (1.5mm) and BG39 (2.5mm)

    By JMC,   
    • 10 replies
    • 5.8k views

  16. Miniature filter array for spectroscopy with mobile phone cameras

    By enricosavazzi,   
    • 0 replies
    • 644 views

  17. IR, UV, UV+IR, UV+Vis, UV+Vis+IR, Vis: Which Is Which?

    By Andrea B.,   
    • 19 replies
    • 2.5k views

  18. Question about Kolari Filter Test

    By Andrea B.,   
    • 15 replies
    • 3k views

  19. [Filter Test] Shots of Nichia 365nm Torch

    By Andrea B.,   
    • 3 replies
    • 2.5k views

  20. Filter Designations

    By Andrea B.,   
    • 2 replies
    • 1.7k views

  21. [Filter Test] BaaderU, KolariU, StraightEdgeU (v2016): 3 Filters and 3 Sunflowers

    By Andrea B.,   
    • 14 replies
    • 3.6k views

  22. Red foliage with UV-IR cut filter + BG-3 filter 1 2

    By Hornblende,   
    • 34 replies
    • 5.6k views

  23. Finally fotografed the four 340s

    By Andrea B.,   
    • 5 replies
    • 1.5k views

  24. Spectrum of the Baader-U colored shiny faces

    By Hornblende,   
    • 8 replies
    • 1.2k views

  25. First use of Kolari UV filter in portrait

    By DonPilou,   
    • 21 replies
    • 7.1k views
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