Tesa 4688 Polyethylene coated cloth tape 25m 50mm

Product description

tesa^® 4688 is a standard grade polyethylene coated cloth tape. It is based on a 55 mesh woven PET/rayon fabric backing coated with a pressure sensitive natural rubber adhesive. tesa^® 4688 is a typical repairing tape, convenient for a variety of needs with very good handling characteristics.

Features:

• strong adhesion, even on rough surfaces
• waterproof
• easy to unwind
• tesa^® 4688 is certified by AREVA according to requirements of the Siemens AG standard TLV 9027/01/06 for nuclear power station: total halogen content < 1000 ppm; total sulphur content < 1000 ppm

Chroma key compositing, or chroma keying, is a visual effects/post-production technique for compositing (layering) two images or video streams together based on color hues (chroma range). The technique has been used heavily in many fields to remove a background from the subject of a photo or video – particularly the newscasting, motion picture and videogame industries. A color range in the foreground footage is made transparent, allowing separately filmed background footage or a static image to be inserted into the scene. The chroma keying technique is commonly used in video production and post-production. This technique is also referred to as color keying, colour-separation overlay (CSO; primarily by the BBC[3]), or by various terms for specific color-related variants such as green screen, and blue screen – chroma keying can be