UV Transilluminator dual Wavelength RAUT20 has Standard features include a safety on-off switch and an efficient electronic circuit that allows each of the twelve 8-Watt UV tubes to energise quickly without flickering, while special filter glass minimises unwanted background light. All of these features maximise contrast and sensitivity, allowing even the faintest fluorescent gels to be viewed. Two dual wavelength models offer added flexibility and convenience. Available in 21x26cm sizes viewing area each transilluminator serves as the perfect workstation for viewing and working.