0.5 inch Optical Post Holder Selection Guide

Newport offers a wide variety of 0.5 in. optical post holders from the most compact SPH Series Slim Optical Post Holders to the highest precision VPT Series Translating optical post holders. Compatible with Newport’s 0.5 inch optical posts, these optical post holders provide easy height adjustment of mounted components.

Series Features Height (in.) Material Mounting Relative Cost
OM-vph-series-c.4clamp-nobase-S
VPH Series No-Slip Optical Post Holders

Simplicity and ease of use make VPH the most extensively used post holder in our lineup. A spring-loaded clamp foot is always in contact with post to prevent slipping.

 1.0
2.0
3.0
4.0
6.0		 Aluminum and Delrin® 1/4-20 (M6) Thread or with pedestal base $$
BPH_Group
BPH Series Multifunction Slotted-Base Post Holders

Its built-in features make BPH the best equipped post holder for a wide variety of applications. Cast-in slotted base and V-grooves which key post rotation. Also available with magnetic base.

 1.0
2.0
3.0
4.0		 Cast Aluminum 1/4-20 (M6) Slot $$
960X
New Focus Cam-Lock Optical Post Holders

Use the Cam-Lock™ post holder when the best stability is needed. The Cam-Lock™ clamp holds with 4X more clamping force than standard screw clamp making it our most stable post holder.

 2.0
3.0
4.0		 Aluminum 1/4-20 (M6) Thread $$$
OM-vpt_series-S
VPT Series Translating Optical Post Holders

Use the VPT post holders when manual height adjustment is not accurate enough. A 32-TPI collar provides over 7 mm of precise lockable vertical translation with 2-μm sensitivity.

 2.0
3.0
4.0		 Aluminum 1/4-20 or M6 or with Pedestal base $$$
VPH-SC-ROTATION-GRP
Magnetic Base Swivel Clamp Optical Post Holders

Swivel Clamp optical post holders provide a continuously adjustable height to standard optical rods with the addition of a spring-loaded, break-shoe design to prevent slipping while making adjustments. The swivel base clamp and magnetic base make alignment quick and easy.

 1.0
1.5
2.0
3.0
4.0
6.0		 Aluminum 1/4-20 (M6) Slot $$$