---
type: product
schema_version: 1
stock_number: "89884-1"
canonical_url: "https://www.artisantg.com/TestMeasurement/89884-1/MKS-ESI-73556-Optical-Quadrant-Detector"
json_url: "https://www.artisantg.com/TestMeasurement/89884-1/MKS-ESI-73556-Optical-Quadrant-Detector.json"
generated_at: "2026-11-07T05:17:56.893Z"
last_updated: "2026-10-14T19:05:40.820-05:00"
---

# MKS / ESI 73556 Optical Quadrant Detector

_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: ESI
- Model: 73556
- 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: 5 lb
- Shipping dimensions: 14X14X6 in

## Categories

- Test Equipment > Electrical Test > Electrical-to-Optical (primary)
- Test Equipment > Optical Test > Optical-to-Electrical
- Lab & Analytical > Optical

## Details

### Configuration

- 15-Pin and 9-Pin Male D-Sub Connectors
- BNC Connectors for XY Positions
- (2) BNC Cables, Approximate Length: 78 in.; Part Number: 19396

## Images

- <https://www.artisantg.com/itemimages/mks_esi_73556_view5_201925101831.jpg>
- <https://www.artisantg.com/itemimages/mks_esi_73556_view1_201925101831.jpg>
- <https://www.artisantg.com/itemimages/mks_esi_73556_view2_201925101831.jpg>
- <https://www.artisantg.com/itemimages/mks_esi_73556_view3_201925101831.jpg>
- <https://www.artisantg.com/itemimages/mks_esi_73556_view4_201925101831.jpg>
