Thorlabs PH4 Post Holder with Thumbscrew

Thorlabs PH4 Post Holder with Thumbscrew

Overview

• Part Number: PH4

• Type: ؽ″ (12.7 mm) standard optical post holder

• Length: 4 in (≈101.6 mm)

• Construction: Black-anodized aluminum with spring-loaded hex-locking thumbscrew for secure one-handed operation

• Weight: ~0.24 lb (≈110 g)

• Mounting: Bottom‑located ¼‑20 (M6) threaded hole, compatible with Thorlabs mounting bases and fork clamps