Feature: 1. APPLICABLE SENSOR: This lens is suitable for FU‑35FZ, FU‑35FG, FU‑35FA, and other fiber optic sensor models, with high reliability and good stability. 2. SCREW HOLE FIXATION: The lens is fixed through 3.2mm screw hole, and not easily detached, can change the spot diameter within a range of 0.5 to 3mm. 3. VARIABLE BEAM SPOT: Side view variable beam spot design, support multiple workpieces, and can eliminate assembly errors by adjusting the beam spot. 4. SIDE ILLUMINATING: The fiber optic sensor lens is reflective type, and side illuminated design, which can be installed even in narrow spaces. 5. APPLICATIONS: The detection center distance is 8‑30mm, suitable for automobile, food, packaging, electronic equipment, lithium ion battery, and solar cell industries. Specification: Item Type: Fiber Optic Sensor Lens Material: Plastic Type: Reflective Type Feature: Side View Variable Beam Spot Detection Center Distance: Approx. 8-30mm / 0.3-1.2in Spot Diameter: Approx. 0.5-3mm / 0.02-0.12in Environmental Resistance Temperature: -30-70℃. Package List: 1 x Fiber Optic Sensor Lens