BARCO BME SP4K-55 LIGHT BOOSTER KIT (needed for SP4K-B lens)
https://shop.cinemanext.com/shop/p071766-barco-bme-sp4k-55-light-booster-kit-needed-for-sp4k-b-lens-101424
https://shop.cinemanext.com/web/image/product.template/101424/image_1920?unique=e7475db
CNX-PID P071766 MPN CIN000297