Product Description Provides clamping force for stage-equipped adjustment mounts. Flexible clamping mechanism. M4 thread at the bottom of the rod. The pressure arm secures optical components to stage-equipped optical adjustment mounts or V-shaped fixtures via 2mm
PRK-A Series Pressure Arms
Price range: $6.00 through $9.80
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Description
Product Description
- Provides clamping force for stage-equipped adjustment mounts.
- Flexible clamping mechanism.
- M4 thread at the bottom of the rod.
The pressure arm secures optical components to stage-equipped optical adjustment mounts or V-shaped fixtures via 2mm hex nylon set screws. It is fixed to the rod by locking the flexible mechanism with a 2.5mm ball-head screwdriver or hex wrench. The rod also features a through hole to apply additional torque when tightening the rod.
| Model | PRK1-A65 | PRK2-A65 | PRK3-A30 |
| Rod Specifications | Ø6*65mm | Ø8*70.6mm | Ø5*36.6mm |
| Clamping Height | 52.5mm | 56mm | 25.4mm |
| Thread Type | M4 | M4 | M4 |
| Weight | 22.8g | 36.3g | 8.5g |
| Material | Aluminum alloy + Stainless steel | Aluminum alloy + Stainless steel | Aluminum alloy + Stainless steel |
Technical Description
The pressure arm secures optical components to stage-equipped optical adjustment mounts or V-shaped fixtures via 2mm hex nylon set screws. It is fixed to the rod by locking the flexible mechanism with a 2.5mm ball-head screwdriver or hex wrench. The rod also features a through hole to apply additional torque when tightening the rod.
PRK3-A Ø5mm Pressure Arm
- Rod diameter: Ø5mm.
- Provides clamping force for stage-equipped adjustment mounts.
- M4 threads at both top and bottom of the rod.
- Can clamp optical components up to 25.4mm in height.
- Extended rods can increase the maximum height of clamped optical components.
The PRK3-A is compatible with clamping optical components up to 25.4mm in height. The rod is Ø5*31mm with M4 threads (5mm thread length) at both ends. The maximum clamping height can be increased with extended rods. The pressure arm is equipped with 2 Ø5mm through holes for switching clamping rods. The distances between the rod center and the nylon set screw center are 27.9mm and 17.5mm.

Assembly

Application Example

Engineering Drawing Download
Additional information
| Weight | N/A |
|---|---|
| Model | PRK3-A, PRK1-A, PRK2-A |
| Optic Type |





