---
type: product
schema_version: 1
stock_number: "54674-39"
canonical_url: "https://www.artisantg.com/54674-39/NetTest-TUNICS-Plus"
json_url: "https://www.artisantg.com/54674-39/NetTest-TUNICS-Plus.json"
generated_at: "2026-11-07T12:52:50.490Z"
last_updated: "2026-10-23T06:16:04.907-05:00"
---

# Exfo / NetTest / Photonetics TUNICS-Plus Tunable External Cavity Laser Model 3642 HE CL

_Summary and Categories are this item's record. The description sections and FAQ are machine-assisted and can contain errors; where they disagree with the record, the record is correct, and where description sections disagree with each other, Details wins._

## Summary

- Manufacturer: NetTest
- Model: TUNICS-Plus
- Condition: Used and in Excellent Condition
- Price: Quote only
- Availability: Not in Stock
- Warranty: 1-Year Warranty with 30-Day Return Guarantee
- ITAR restricted: No
- Shipping weight: 31.5 lb, estimated
- Shipping dimensions: 20X20X6 in, estimated

## Categories

- Test Equipment > Optical Test > Tunable Lasers (primary)

## Details

**Opt M:** Polarization maintaining output fiber (PMF)

**Optical Interface:** FC/APC

### Our Technician Measured

Maximum Output Power: 3.89dBm

Wavelength Range: 1540nm-1618nm

Click here for this unit's stepped scan output spectrum viewed with dBm Optics CSA

## Images

- <https://www.artisantg.com/itemimages/photonetics_tunics_plus_cavity_laser_view1.jpg>