Specifications Overview:
The document provides detailed specifications for various models of Red Line Laser Modules, including VLM-635-27, VLM-650-27, VLM-650-28 LPT, VLM-650-30, VLM-635-37, VLM-650-37, VLM-650-41, VLM-635-55, VLM-635-56, and VLM-635-57 series. Key specifications include dimensions, operating voltage, current, optical power, laser class, wavelength, lens type, beam shape, line width, accuracy, emitting angle, temperature ranges, housing material, electrostatic discharge, moisture sensitivity level, wire type, cable length, mean time to failure, application, and suggested work distance.

Dimensions and Power:
The modules vary in size, with dimensions ranging from Ø 9 x 26 mm to Ø 12.5 x 30 mm. Operating voltage is generally between 2.6~6 VDC, with current consumption less than 100mA. Optical power ranges from less than 2mW to 20mW, depending on the model.

Optical and Mechanical Features:
All models are classified as Class I lasers with wavelengths between 630~665nm. They feature either plastic or glass collimating and line lenses, producing a line beam shape. Line width and accuracy vary, with some models achieving less than 1mm width and 40” accuracy at 5 meters.

Environmental and Material Specifications:
Operating temperature ranges from -20°C to +65°C, with storage temperatures extending to -85°C for some models. Housing materials include brass, aluminum, and stainless steel, with insulation for most models. All models have an ESD rating of 30KV and a moisture sensitivity level of 1 according to JEDEC standards.

Applications and Recommendations:
The modules are suitable for various applications, including industrial alignment, 3D scanning, automation, machine vision, and medical uses. Suggested working distances range from 0.3 meters to 20 meters, depending on the model and application.