The following data on colored glass UBVRI filter sets comes from
(1) "UBVRI Passbands", M.S. Bessel, PASP 102, 1181-1199, October 1990 Table 6
(2) Omega Optical Inc. 3 Grove St. Box 573 Brattleboro, VT 05302 www.omegafilters.com 802 254-2690
(3) Custom Scientific 50 West Ocotillo Rd. Phoenix, AZ 85013 www.customscientific.com 602 241-1668
(4,5,6) An article by Steven Lee at http://www.aao.gov.au/local/www/sl/filters.html
| Bessel Coated CCDs | Omega | Custom Scientific | Steven Lee Standard | Steven Lee TC245 | Steven Lee KAF-0400 | |
| U | 1mm UG1 1mm BG39 3mm WG305 | 1.0 mm UG1 1.5mm S-8612 2.5mm WG305 | 1.0 mm UG1 1.0mm S-8612 3.0mm fill (364/32) | 1.0 mm UG1 3.0mm BG40 | NA | NA |
| B | 2mm GG385 1mm BG12 2mm BG39 | 2mm GG385 1mm BG12 2mm S8612 | 2mm GG385 1mm BG12 2mm S8612 (435/98) | 2mm GG385 1mm BG12 1mm BG39 | 1.0 mm BG1 3.0mm BG39 | 1.0 mm BG1 3.0mm BG39 |
| V | 2mm GG495 3mm BG39 | 2mm GG495 3mm S8612 | 2mm GG495 3mm S8612 (538/98) | 2mm GG495 2mm BG39 | 0.5mm GG515 3.5mm BG39 | 2mm GG495 2mm BG39 |
| R | 2mm OG570 3mm KG3 | 2mm OG570 3mm KG3 | 2mm OG570 3mm KG3 (630/118) | 2mm OG570 2mm KG3 | 2mm OG570 2mm KG5 | 2mm OG570 2mm KG3 |
| I | 3mm RG9 2mm WG305 | 3mm RG9 2mm WG305 | 3mm RG9 2mm fill (894/337) | 4mm RG9 | 4mm RG9 | 4mm RG9 |