Government Engineering College

Government Engineering College has published Tender for Purchase Of Fiber Laser For Cmrg Project , Fiber Laser And Its Accessories • Wavelength: 405 ± 5 Nm (Violet) - The Classic He-Ne Laser Line. • Operating Current: 4 - 6 Ma (Typical) • Operating Voltage: 5.0V (Typical) • Rated Voltage: 220 V ± 22 V, 50 Hz Mains Input (For Power Supply) • Rated Input Power: 20 W (Typical) • Output Power: 50Mw (Choose Based On Your Illumination Needs) • Connector: Sma • Spatial Mode: Fiber Coupled • Power Cord • Mounting: Laser Tube + Power Supply Unit (Psu) - Includes Power Cord For 220 V Mains. • Stability: Long Coherence Length, Stable Output Intensity - Suited For Speckle Imaging. • Safety: Class Iiib (For 5 Mw) - Use Safety Goggles Rated For 632.8 Nm. Beam Expanders • Wavefront Distortion: Λ/4 • Transmission:96% • Wavength Range: 400-700 Nm • Damaged Threshold:500Mw/Cm2 • Surface Quality: 40-20 (Scratch Dig) • annual repair Coating, Ravg: 0.5% @ 400-700 Nm Mouting Bench • Single Slit • Grating 500 Lines • Optical Bench: 1.5 M • Screen • Plano-Concave Lens O Coating: Broadband annual repair (400-700 Nm) O Diameter: 25.4 Mm O Focal Length: −25 Mm. Last date of submission for this tender is 2026-09-24. This is a Lasers Supply tender in Tirunelveli, Tamil Nadu