Opto-Edu (Beijing) Co., Ltd.
Opto-Edu (Beijing) Co., Ltd.
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| | Features ◉ Brand New Design 2025! 17" Touch Screen All-in-On Document Examination System ◉ USB 3.0, 2.0M 1/2.8" CMOS, 30x Optical Zoom, 12x Digital Zoom, 60fps@1080p, ◉ Built-in 17" Touch Screen Computer With Win11, I5/8G/512G HD, USB3.0x1, USB2.0x2 ◉ Pre-Installed Forensic Analysis Software, 3 Direction Open Door For Large Documents ◉ Diffuse Reflection Axis Light, UV Light, IR Light, Visible Excite & Receive Light Sources. |
| Light Source System 1. Uniform and strong light source: 1x 24V150w halogen lamp, equipped with special cooling fan, condenser lens, heat insulation glass; 2. Short-wave ultraviolet (SUV): 254nm: 1x10W, visible fluorescence; 3. Long-wave ultraviolet (LUV): 365nm: 1x10W, visible fluorescence; 4. Visible side light: 1x50W, which can detect infrared absorption and reflection, and the lamp stand can be adjusted at any angle for detecting indentation: 5. Transmission ultraviolet (UV): 2x10W, printing ink; 6. Transmitted white light: 2x20W, watermark can be detected; 7. The excitation filter of the visible light source adopts high transmittance, narrow half-width bandpass filter for 000nm, 365nm, 450nm, 465nm, 515nm, 530nm, 565nm, 580nm, 900nm; 8. Receiving filter: 000nm, 415nm, 450nm, 565nm, 700nm, 720nm, 740nm, 800nm, 900nm 9. Multi-band light source: 4-bands light source segmented observation |
| Image System •USB 3.0 digital camera with 1/2.8" 2.0MP CMOS sensor •30x Optical zoom (With view field 4.3~129mm) •12x Digital zoom continuously •Full HD video output up to 1080p @60fps •Uncompressed and lossless video transmission •Pre-Installed Forensic Analysis Software, 3 Direction Open Door For Large Documents •Support Windows & Linux system |
| More Features •17-inch touch-screen all-in-one system with wireless keyboard/mouse, program-controlled operation, ensuring stable performance and user-friendly interface. •External LCD displays real-time excitation and cutoff filter wavelengths; three-door design enables convenient observation of large samples. •Save all detection images and data, supports high-definition live printing via integrated printer. •Supports multi-mode image comparison: horizontal/vertical/universal stitching, overlapping ghosting, image cutting, and real-time static/dynamic image analysis. •Enables precise measurement of chromaticity, grayscale, reflectivity, and absorbance at specified points or regions; features automatic depth-of-field synthesis, deblurring, geometric correction, and rapid image processing. •Offers color-to-gray conversion, color merging, separation, and filtering functions. •Advanced image processing includes pen-writing sequence analysis, stamp backbone extraction, curve/linear shaping, measurement, annotation, mirroring, and more. |
| Main Functions •Various excitation light and filter combinations test fluorescence differences in inks. •Reflective light with filters assesses ink absorption and reflection across light bands. •Reflected light and filters evaluate infrared penetration effects on inks. •Transmitted light with filters tests infrared penetration through inks. •Side-lit grazing incidence reveals scratches and cuts on documents. •Bottom-up transmitted light detects cuts and repairs in documents. |
| A18.1819 Work With A30.1801 Forensic Image Analysis Software Crime Image These image cases demonstrates handwriting analysis using a forensic document examiner's instrument, revealing subtle variations in pen pressure and stroke sequence. The high-resolution comparison highlights discrepancies between genuine and forged signatures, aiding in accurate authentication and providing critical evidence in legal investigations. |