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
Full-strength CTB glass filter: keeps 390–495 nm > 90 % T, slashes green–amber to ~⋯
$88,888.00
