Collimators & Focus Guides

Fiberguide’s Collimators and Focus Guides are for use in a wide variety of optical systems. These ruggedized modules are designed to collimate or focus light exiting an optical fiber to a desired beam diameter or spot size a specific distance away. Collimators and Focus Guides are used with laser diodes, photodiodes, acoustic-optic modulators and other fiber optic devices where a specific output is needed.

Standard Specifications


  • Collimator Focal Lengths: Micro (10mm), Mid-Size (18mm), Macro (38mm)
  • Focus Guide Focal Lengths: Mid-Size (18mm, 25mm, 38mm), Macro (38mm, 51mm, 76mm)
  • Fiber Type: Single Mode, Multimode
  • Core Sizes: < 1000 µm
  • Wavelengths: UV – IR: 190nm – 2400nm
  • Numerical Aperture (NA): 0.12, 0.22, 0.26, 0.37
  • Lens Materials: BK-7, Silica
  • Connector Options: SMA905, FC, ST
  • Standard Temperature Range: -40°C to +100°C / -40°F to +212°F

Collimators & Focus Guides Spec Sheet (PDF)

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