CTB (Blue Shift) Filters
Glass-based CTB filter boosts blue (390 – 510 nm ≥ 60 % T) while smoothly trimming ex⋯
$88,888.00
¼-CTB glass filter: boosts blue (430 nm ≈ 85 % T) while trimming amber/red, nudging t⋯
$88,888.00
⅛-CTB glass filter: lifts warm sources ~300–400 K cooler with ≥ 80 % blue t⋯
$88,888.00
½-CTB glass filter: boosts blue (440 – 500 nm ≥ 80 % T) while smoothly trimming red—li⋯
$88,888.00
CTB-008 is a blue-balancing broadband filter: T rises from ~70 % at ~390 nm⋯
$88,888.00
CTB-009 is a stronger blue-balancing (CTB) filter: transmission peaks ~84–86 % a⋯
$88,888.00
CTB-010 is a stronger blue-balancing (CTB) filter: T peaks ~93–96 % at 420–440&n⋯
$88,888.00
CTB-011 is a blue-balancing broadband filter with a pronounced blue spike: T rises fr⋯
$88,888.00
CTB-012 is a blue-balancing broadband filter with a moderate cool shift: T lifts from⋯
$88,888.00
CTB-013 is a blue-balancing broadband filter with pronounced mid-band trim and strong⋯
$88,888.00
CTB-014 is a blue-balancing broadband filter with a moderate cool shift: T rises from⋯
$88,888.00
Full-strength CTB glass filter: keeps 390–495 nm > 90 % T, slashes green–amber to ~⋯
$88,888.00
