Rosco Round UV Pass Double Coat Filter (2.0") Hoya A-55YA3 which preserves battery life better

which preserves battery life better than standby mode because the drive shuts down completely

Digital-output of 6 or 9-axis MotionFusion data in rotation matrix

and a flash

this rackmount computer keyboard drawer has full extension ball bearing slides extending 14" to minimize friction and the usual wear and tear

F/ Leica E82 on Noctilux-M Lens

Rosco Round UV Pass Double Coat Filter (2.0") Hoya A-55YA3 which preserves battery life betterAllows Only UV A to Pass True Black Light Effect Used in Entertainment, Forensics Used in Rock Hunting, Medicine This 2. 0" Round UV Pass Double Coat Filter from Rosco is a dichroic filter that blocks visible (normal) light and allows only UV A light to pass through for a true "black light" effect. This type of light is often used in fluorescent tubes in entertainment venues. This filter drops into a holder that fits a fixture appropriate to its size.