Lens Mount Selection Guide

Optical Lens Mounts are used to securely locate a lens in an optical assembly or during optics research. There are versions for standard size lenses or objectives, and variable sized versions that accommodate a range of lens diameters. They are available for fixed position applications or with precision multi-axis adjustments.

A collection of lens mounts, including fixed lens mounts, lens positioners, variable size lens mounts, and rotation mounts.

Fixed Position Lens Mounts

Variable Size Lens Mounts

Adjustable Lens Mounts

Lens Tubes

Cylindrical Lens Mounts

Objective Lens Mounts

Recommended Lens Mounts for Standard Diameter Lenses

If you need a lens mount for a standard diameter lens select a lens size below. We also offer variable size lens mounts for non-standard or multiple size lenses.

Lens Diameter	A-Line™ Lens Mounts	LT Series Lens Tubes	LP Series Lens Positioners	Optics Cage Plus Series
76.2 mm	(M- Model: M-LH-3A Fixed Lens Mount, 3.0 in. (76.2 mm) Diameter, M4 Thread, A-LINE $69.00 In Stock See Full Product Details Product Series Overview A-Line Fixed Lens Mounts ) LH-3A Model: LH-3A Fixed Lens Mount, 3.0 in. (76.2 mm), 8-32 Thread, A-LINE $69.00 1 Week See Full Product Details Product Series Overview A-Line Fixed Lens Mounts	N/A	N/A	N/A
50.8 mm	(M- Model: M-LH-2A Fixed Lens Mount, Ø2.0 in. (50.8 mm), M4 Thread, A-LINE $36.00 In Stock See Full Product Details Product Series Overview A-Line Fixed Lens Mounts ) LH-2A Model: LH-2A Fixed Lens Mount, 2.0 in. (50.8 mm), 8-32 Thread, A-LINE $36.00 In Stock See Full Product Details Product Series Overview A-Line Fixed Lens Mounts LH-2N Model: LH-2N Lens Mount, Insertable, 50.8 mm Diameter, A-LINE $42.00 In Stock See Full Product Details Product Series Overview A-Line™ Insertable Fixed Lens Mounts	LT20-05 Model: LT20-05 Lens Tube, 2 inch LT Series, 1/2 inch length $36.00 In Stock See Full Product Details Product Series Overview Lens Tubes LT20-10 Model: LT20-10 Lens Tube, 2 inch LT Series, 1 inch length $39.00 In Stock See Full Product Details Product Series Overview Lens Tubes LT20-20 Model: LT20-20 Lens Tube, 2 inch LT Series, 2 inch length $42.00 In Stock See Full Product Details Product Series Overview Lens Tubes LT20-30 Model: LT20-30 Lens Tube, 2 inch dia. LT Series, 3 inch length $47.00 In Stock See Full Product Details Product Series Overview Lens Tubes	LP-2A Model: LP-2A Precision Lens Positioner, 2.0 in., 100 TPI XYθXθY, 80 TPI Z $1,088.00 In Stock See Full Product Details Product Series Overview Precision Multi-Axis Lens Positioners LP-2A-XY Model: LP-2A-XY Precision Lens Positioner, 2.0 in. Diameter, 100 TPI XY $702.00 In Stock See Full Product Details Product Series Overview Precision Multi-Axis Lens Positioners LP-2A-XYZ Model: LP-2A-XYZ Precision Lens Positioner, 2.0 in., 100 TPI XY, 80 TPI Z $785.00 In Stock See Full Product Details Product Series Overview Precision Multi-Axis Lens Positioners	N/A
38.1 mm	(M- Model: M-LH-1.5A Fixed Lens Mount, 1.5 in. (38.1 mm) Diameter, M4 Thread, A-LINE $34.00 In Stock See Full Product Details Product Series Overview A-Line Fixed Lens Mounts ) LH-1.5A Model: LH-1.5A Fixed Lens Mount, 1.5 in. (38.1 mm) Diameter, 8-32 Thread, A-LINE $34.00 In Stock See Full Product Details Product Series Overview A-Line Fixed Lens Mounts	LT20 lens tube with LH-2R1.5 Model: LH-2R1.5 Lens Adaptor, 2.0 in. Mount to 1.5 in. Diameter Lens, A-LINE $31.00 In Stock See Full Product Details Product Series Overview A-Line Fixed Lens Mounts adapter	LP-2 lens positioner with LPLH-1.5T Model: LPLH-1.5T Optic Holder, 1.5 in. Diameter, 2.063-20 Thread, For LP-2A Series $97.00 In Stock See Full Product Details Product Series Overview Precision Multi-Axis Lens Positioners adapter	N/A
25.4 mm	(M- Model: M-LH-1A Fixed Lens Mount, Ø1.0 in. (25.4 mm), M4 Thread, A-LINE $20.00 In Stock See Full Product Details Product Series Overview A-Line Fixed Lens Mounts ) LH-1A Model: LH-1A Fixed Lens Mount, 1.0 in. (25.4 mm) Diameter, 8-32 Thread, A-LINE $20.00 In Stock See Full Product Details Product Series Overview A-Line Fixed Lens Mounts LH-1N Model: LH-1N Lens Mount, Insertable, 25.4 mm Diameter, A-LINE $29.00 In Stock See Full Product Details Product Series Overview A-Line™ Insertable Fixed Lens Mounts LH-1XY Model: LH-1XY XY Lens Mount, Insertable, 25.4 mm, A-LINE $185.00 In Stock See Full Product Details Product Series Overview A-Line Adjustable Optic Mounts LH-1TZ-A Model: LH-1TZ-A Fine Focusing Lens Mount, 1.0 in., Screw Drive, 8-32 and M4, A-LINE $230.00 In Stock See Full Product Details Product Series Overview A-Line Adjustable Optic Mounts LH-1TZ Model: LH-1TZ Fine Focusing Lens Mount, 1.0 in., Micrometer Drive, 8-32 and M4, A-LINE $258.00 In Stock See Full Product Details Product Series Overview A-Line Adjustable Optic Mounts	LT10-05 Model: LT10-05 Lens Tube, 1 inch LT Series, 1/2 inch length $20.00 In Stock See Full Product Details Product Series Overview Lens Tubes LT10-10 Model: LT10-10 Lens Tube, 1 inch LT Series, 1 inch length $23.00 In Stock See Full Product Details Product Series Overview Lens Tubes LT10-20 Model: LT10-20 Lens Tube, 1 inch LT Series, 2 inch length $24.00 In Stock See Full Product Details Product Series Overview Lens Tubes LT10-30 Model: LT10-30 Lens Tube, 1 inch LT Series, 3 inch length $36.00 In Stock See Full Product Details Product Series Overview Lens Tubes	LP-1A Model: LP-05A Precision Lens Positioner, 0.5 in., 100 TPI XYθXθY, 80 TPI Z $749.00 1 Week See Full Product Details Product Series Overview Precision Multi-Axis Lens Positioners LP-1A-XY Model: LP-1A-XY Precision Lens Positioner, 1.0 in. Diameter, 100 TPI XY $600.00 In Stock See Full Product Details Product Series Overview Precision Multi-Axis Lens Positioners LP-1A-XYZ Model: LP-1A-XYZ Precision Lens Positioner, 1.0 in., 100 TPI XY, 80 TPI Z $722.00 In Stock See Full Product Details Product Series Overview Precision Multi-Axis Lens Positioners	OC1-LH1-S Model: OC1-LH1-S Lens Mount, Standard, 1 in. Diameter, Optics Cage Plus $38.00 In Stock See Full Product Details Product Series Overview Optics Cage Plus Fixed Optic Mounts OC1-LH1 Model: OC1-LH1 Lens Mount, Insertable, 1 in. Diameter, Optics Cage Plus $24.00 In Stock See Full Product Details Product Series Overview Optics Cage Plus Fixed Optic Mounts OC1-LH1-TZ Model: OC1-LH1-TZ Lens Mount, Insertable, 1 in. Diameter, Optics Cage Plus, Requires OC1-TZ $56.00 In Stock See Full Product Details Product Series Overview Optics Cage Plus Adjustable Mounts OC1-LH1-XY Model: OC1-LH1-XY Adjustable Lens Mount, Insertable, XY Fine, 25.4 mm Diameter, 1 in. Optics Cage Plus $243.00 In Stock See Full Product Details Product Series Overview Optics Cage Plus Adjustable Mounts OC1-LH1-XYA Model: OC1-LH1-XYA Adjustable Lens Mount, Insertable, XYθXθY Fine, 25.4 mm Diameter, 1 in. Optics Cage Plus $285.00 In Stock See Full Product Details Product Series Overview Optics Cage Plus Adjustable Mounts OC1-LH1-XYC Model: OC1-LH1-XYC Adjustable Lens Mount, Insertable, XY Coarse, 25.4 mm Diameter, 1 in. Optics Cage Plus $100.00 In Stock See Full Product Details Product Series Overview Optics Cage Plus Adjustable Mounts OC1-LH1-XYZ Model: OC1-LH1-XYZ Adjustable Lens Mount, Insertable, XYZ Fine, 25.4 mm Diameter, 1 in. Optics Cage Plus $433.00 In Stock See Full Product Details Product Series Overview Optics Cage Plus Adjustable Mounts
12.7 mm	(M- Model: M-LH-0.5A Fixed Lens Mount, 0.50 in. (12.7 mm) Diameter, M4 Thread, A-LINE $20.00 In Stock See Full Product Details Product Series Overview A-Line Fixed Lens Mounts ) LH-0.5A Model: LH-0.5A Fixed Lens Mount, 0.50 in. (12.7 mm) Diameter, 8-32 Thread, A-LINE $20.00 In Stock See Full Product Details Product Series Overview A-Line Fixed Lens Mounts LH-05N Model: LH-05N Lens Mount, Insertable, 12.7 mm Diameter, A-LINE $26.00 In Stock See Full Product Details Product Series Overview A-Line™ Insertable Fixed Lens Mounts	LT05-05 Model: LT05-05 Lens Tube, 1/2 inch diameter lenses, 1/2 inch length $19.40 In Stock See Full Product Details Product Series Overview Lens Tubes LT05-10 Model: LT05-10 Lens Tube, 1/2 inch diameter lenses, 1 inch length $21.00 In Stock See Full Product Details Product Series Overview Lens Tubes	LP-05A Model: LP-05A Precision Lens Positioner, 0.5 in., 100 TPI XYθXθY, 80 TPI Z $749.00 1 Week See Full Product Details Product Series Overview Precision Multi-Axis Lens Positioners LP-05A-XY Model: LP-05A-XY Precision Lens Positioner, 0.5 in. Diameter, 100 TPI XY $456.00 In Stock See Full Product Details Product Series Overview Precision Multi-Axis Lens Positioners LP-05A-XYZ Model: LP-05A-XYZ Precision Lens Positioner, 0.5 in., 100 TPI XY, 80 TPI Z $544.00 In Stock See Full Product Details Product Series Overview Precision Multi-Axis Lens Positioners	N/A
6.35 mm	LH-05DB Model: LH-05DB Mirror Mount, Fixed, 12.7 mm Diameter, 8-32 Thread, A-LINE $20.00 In Stock See Full Product Details Product Series Overview A-Line Fixed Optic Mounts with LH-50R25 Model: LH-50R25 Lens Adaptor, 0.5 in. Mount to 0.25 in. Diameter Lens, A-LINE $23.00 In Stock See Full Product Details Product Series Overview A-Line Fixed Lens Mounts adapter	LT05 lens tube with LH-50R25 Model: LH-50R25 Lens Adaptor, 0.5 in. Mount to 0.25 in. Diameter Lens, A-LINE $23.00 In Stock See Full Product Details Product Series Overview A-Line Fixed Lens Mounts adapter	LP-05 lens positioner with LPLH-25T Model: LPLH-25T Optic Holder, 0.25 in. Diameter, 0.875-20 Thread, For LP-05A Series $43.00 In Stock See Full Product Details Product Series Overview Precision Multi-Axis Lens Positioners adapter	N/A

Lens Mounting Systems

The following lens mounting systems allow easy mounting and aligning of several optical components into stable and rigid optical assemblies.

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Description	Features
Lens Tubes	Ideal for creating multi-element lens systems Sizes for 12.7, 25.4 and 50.8 mm diameter lenses Compatible with Newport optics and mounts	Lens Tubes
A-Line System Primer Kits	Collection of key A-Line components at an affordable price 33 different component part numbers and 37 parts Metric or English thread versions available	A-Line System Primer Kits
OpticsCagePlus Primer Kit	Snap-in design for easy assembly and alignment Large selection of fixed and adjustable mounts Add or remove components without disassembly Adaptable to 30 mm optic cage systems	OpticsCagePlus Primer Kit

Showing 1 to 3 of 3 entries

Multi-Axis Lens Positioners

These lens mounts allow for precision multi-axis positioning of lenses.

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Description	Features
Compact Multi-Axis Lens Positioners	2, 3, 5 or 6 axes of precision lens positioning Compact size is ideal for limited-space applications Mounts popular 12.7 to 50.8 mm diameter optics Lockable 100 TPI precision adjustments	Compact Multi-Axis Lens Positioners
Precision Multi-Axis Lens Positioners	2, 3 or 5 axes of precision lens positioning Mounts popular 6.35 to 50.8 mm diameter optics High-resolution, 100 TPI XYθXθY adjustment screws Gimbaled angular adjustments	Precision Multi-Axis Lens Positioners
Objective Lens Precision XY Positioners	Ideal for pinhole or objective positioning in spatial filters RMS mounting threads Standard differential or locking drives Compatible with X26 optical rails	Objective Lens Precision XY Positioners
CVC NPI Preview PFP	Secure optical pedestals anywhere on optical tables 0.5, 1.0, and 1.5 inch slot length options Versions with captive imperial or metric screws Stainless steel construction	CVC NPI Preview PFP

Showing 1 to 4 of 4 entries

Variable Size Lens Mounts

These lens mounts can be adjusted for use with different size lenses or to mount a non-standard size lens.

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Description	Features
Opti-Claw Self-Centering Variable Size Lens Mounts	Self-centering mechanism deal for swapping optics quickly Great for round or square optics Locking screw provides secure hold Fixed or tilting versions	Opti-Claw Self-Centering Variable Size Lens Mounts
XY Adjustable Variable Size Lens Mounts	Variable size lens mounting for 6 to 60 mm lenses Lenses can be on a common optical axis regardless of size Provides fine XY centering adjustability Positive optic loading without risk of damage	XY Adjustable Variable Size Lens Mounts
Spring-Loaded Self-Centering Variable Size Lens Mounts	Spring-loaded for fast & repeatable lens replacement Holds 3.2 to 60.3 mm diameter optics Non-marring, V-grooved optic supports Maintains optical axis while holding various diameter lenses	Spring-Loaded Self-Centering Variable Size Lens Mounts
V-Groove Registered Variable Size Lens Mounts	One mount for 6.3 to 91.4 mm lenses Kinematic V-groove lens registration Holds thin lenses or cylindrical-shaped lens barrels	V-Groove Registered Variable Size Lens Mounts
Adjustable Cylindrical Lens Mount	Rotates cylindrical lens about its center Adaptors for many cylindrical lens sizes 6 arc-sec sensitivity ±5° rotation range	Adjustable Cylindrical Lens Mount

Showing 1 to 5 of 5 entries

Product Comparison

Selection Guide: Lens Mount Selection Guide

Fixed Position Lens Mounts

Variable Size Lens Mounts

Adjustable Lens Mounts

Lens Tubes

Cylindrical Lens Mounts

Objective Lens Mounts

Recommended Lens Mounts for Standard Diameter Lenses

Model: M-LH-3A

Fixed Lens Mount, 3.0 in. (76.2 mm) Diameter, M4 Thread, A-LINE

Model: LH-3A

Fixed Lens Mount, 3.0 in. (76.2 mm), 8-32 Thread, A-LINE

Model: M-LH-2A

Fixed Lens Mount, Ø2.0 in. (50.8 mm), M4 Thread, A-LINE

Model: LH-2A

Fixed Lens Mount, 2.0 in. (50.8 mm), 8-32 Thread, A-LINE

Model: LH-2N

Lens Mount, Insertable, 50.8 mm Diameter, A-LINE

Model: LT20-05

Lens Tube, 2 inch LT Series, 1/2 inch length

Model: LT20-10

Lens Tube, 2 inch LT Series, 1 inch length

Model: LT20-20

Lens Tube, 2 inch LT Series, 2 inch length

Model: LT20-30

Lens Tube, 2 inch dia. LT Series, 3 inch length

Model: LP-2A

Precision Lens Positioner, 2.0 in., 100 TPI XYθXθY, 80 TPI Z

Model: LP-2A-XY

Precision Lens Positioner, 2.0 in. Diameter, 100 TPI XY

Model: LP-2A-XYZ

Precision Lens Positioner, 2.0 in., 100 TPI XY, 80 TPI Z

Model: M-LH-1.5A

Fixed Lens Mount, 1.5 in. (38.1 mm) Diameter, M4 Thread, A-LINE

Model: LH-1.5A

Fixed Lens Mount, 1.5 in. (38.1 mm) Diameter, 8-32 Thread, A-LINE

Model: LH-2R1.5

Lens Adaptor, 2.0 in. Mount to 1.5 in. Diameter Lens, A-LINE

Model: LPLH-1.5T

Optic Holder, 1.5 in. Diameter, 2.063-20 Thread, For LP-2A Series

Model: M-LH-1A

Fixed Lens Mount, Ø1.0 in. (25.4 mm), M4 Thread, A-LINE

Model: LH-1A

Fixed Lens Mount, 1.0 in. (25.4 mm) Diameter, 8-32 Thread, A-LINE

Model: LH-1N

Lens Mount, Insertable, 25.4 mm Diameter, A-LINE

Model: LH-1XY

XY Lens Mount, Insertable, 25.4 mm, A-LINE

Model: LH-1TZ-A

Fine Focusing Lens Mount, 1.0 in., Screw Drive, 8-32 and M4, A-LINE

Model: LH-1TZ

Fine Focusing Lens Mount, 1.0 in., Micrometer Drive, 8-32 and M4, A-LINE

Model: LT10-05

Lens Tube, 1 inch LT Series, 1/2 inch length

Model: LT10-10

Lens Tube, 1 inch LT Series, 1 inch length

Model: LT10-20

Lens Tube, 1 inch LT Series, 2 inch length

Model: LT10-30

Lens Tube, 1 inch LT Series, 3 inch length

Model: LP-05A

Precision Lens Positioner, 0.5 in., 100 TPI XYθXθY, 80 TPI Z

Model: LP-1A-XY

Precision Lens Positioner, 1.0 in. Diameter, 100 TPI XY

Model: LP-1A-XYZ

Precision Lens Positioner, 1.0 in., 100 TPI XY, 80 TPI Z

Model: OC1-LH1-S

Lens Mount, Standard, 1 in. Diameter, Optics Cage Plus

Model: OC1-LH1

Lens Mount, Insertable, 1 in. Diameter, Optics Cage Plus

Model: OC1-LH1-TZ

Lens Mount, Insertable, 1 in. Diameter, Optics Cage Plus, Requires OC1-TZ

Model: OC1-LH1-XY

Adjustable Lens Mount, Insertable, XY Fine, 25.4 mm Diameter, 1 in. Optics Cage Plus

Model: OC1-LH1-XYA

Adjustable Lens Mount, Insertable, XYθXθY Fine, 25.4 mm Diameter, 1 in. Optics Cage Plus

Model: OC1-LH1-XYC

Adjustable Lens Mount, Insertable, XY Coarse, 25.4 mm Diameter, 1 in. Optics Cage Plus

Selection Guide:
Lens Mount Selection Guide