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Laser Viewing Card


Laser viewing cards convert UV/ infrared radiation to visible radiation providing a visual image of light. The cards consist of an UV/ infrared phosphor material which stores the energy from conventional light sources (e.g. indoor room lighting, sunlight). As incident UV/ infrared light stimulates the phosphor, the stored energy is released in the form of visible light.Hand-held viewers are ideal for observation and alignment, of laser beams with wavelengths between 250nm and 13um. The viewer delivers a bright, high-contrast image with edge-to-edge sharpness.

 

 

Plastic Viewer
UV Detector Card: 250-450nm

Wavelength Range

250nm-450nm

Model

LDC-250-40

Active Area

40 x 40 mm

Coating Material

Down-conversion fluorescent material

Sensitivity @ 450 nm

0.26 µW/cm²Dark environment
0.36 mW/cm²Under the sunlight

 

NIR Detector Card: 700-1600nm

Wavelength Range

700nm-1600nm

Model

LDC-1550-25LDC-1550-40

Active Area

25 x 25 mm40 x 40 mm

Coating Material

Up-conversion fluorescent materials

Sensitivity @980 nm

0.85 µW/cm ²Dark environment

Sensitivity @1550 nm

5.7 µW/cm ²

Sensitivity @980 nm

3.82 µW/cm ²Under the sunlight

Sensitivity @1550 nm

65 µW/cm ²

 

MIR Detector Card: 2-13um

Wavelength Range

2um-13um

Model

LDC-13000-40

Active Area

40 x 40 mm

Coating Material

Temperature sensitive film

Sensitive Temperature

30 ℃

 

Ceramic IR Viewer

Wavelength Range

9 00- 1100 nm

Model

LDC-1100A

Peak Emission

540–548 nm / 651–666 nm

Active Area

20 ×15 mm

Sensitivity at 1064 nm

>20 mW/cm²

CW Damage Threshold (kW/cm2)

10

Base

Precision ceramic materials

Application

1.YAG/ fiber laser adjustment

 2. IR laser and LED beam test

Card size (mm)

15 ×50