HFV-700D Large Size NDT LED X-ray Film Viewer 18×19 Inch Screen Industrial Radiographic Viewing Lamp

HFV-700D Large Size NDT LED X-ray Film Viewer 18×19 Inch Screen Industrial Radiographic Viewing Lamp

The excellent selected material

the viewer’s viewing screen and optical path material are all adopted of Acrylic glass plate manufactured by Japan Mitsubishi Liyan Co. Beyond the glass has a light transmittance and durability to ensure the non-deformation, do not change color.

Using the latest technology abroad

It adopts the newest backlighting technology of color LED

Standards conforming: GB/T4730-2005, GB/T7903-1999

Technical Parameters and Specification

2.1  Optical Parameters

1) The viewing screen surface is no glint phenomenon, the screen central lightness ＞7000cd/m²

2) The viewing screen light dispersion coefficient ＞0.6

3) The viewing screen each part lighting’s equality coefficient ＞0.7.

2.2  The continual working time ＞24h

2.3  The viewer can be lightened within 10s, the lightness stable time ＜5 minutes

2.4  The viewer working noise ＜40dB

2.5  After working 1h, the viewer box frontal surface temperature ＜60℃

2.6 The high frequency voltage stabilizer’s working frequency is 30kHz~100kHz