Wavelength: 400 nm, black lightFocus Range:50 to 4° (1:12) With optional aspherical wide-angle attachment: 75 to 44°Focus Control: Two complete turns on focus ring Power Draw: 90 W Operating Position: Any Dimming: 100-0%, continuous Tilt: Permanent friction Accessory Size: 5.1" (129 mm) diameter Mount: 5/8" (16 mm) receptacle and 1 1/8" (28...