Need Help? This gel, shortened to CTB, is primarily used to cool down warm incandescent lights so they appear closer to white light which reads around 5000k. As long as you understand the principles of the color of light and you have the tools, you can get exactly what you want, whenever you want it. $9.00. One common use of optical filters includes changing the correlated color temperature of a light source. Lee Filters Full CTO 24x21" Gel Filter Sheet 4.5 out of 5 stars 22. We will respond as soon as possible during regular business hours.
Lee Full Blue (CTB), 20" x 24" Color Correcting Lighting Filter 3.5 out of 5 stars 3. Check out our frequently asked questions page here: FAQs Optical Filters – Color Temperature Orange (CTO) and Color Temperature Blue (CTB) Optical filters are a great tool for a wide variety of lighting applications. But having a set of CTB and a CTO gels gives you the freedom to alter the mood of the shot to intensify the cold,or neutralize the colors. Need help right away? CTB (Color Temperature Blue) filters are available in a full spectrum of degrees (strengths) which, depending on your needs, can be used to either raise the temperature of your lighting or to create different lighting interpretations. LEE FILTERS 210 SHEET .6 NEUTRAL DENSITY SHEET Gel-Sheets ... Lee Filters 1/4 CTO 24x21 Gel Filter Sheet 4.5 out of 5 stars 16.
$23.88. Your request is important to us. This Roscoe Full Blue CTB Color Conversion Gel Filter is traditionally used to convert tungsten lighting to daylight.