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Variable Lens Holder

Product catalog summary

Technical Reference Overview
This document provides technical specifications and ordering information for the VLH Series Lens Holders, which are part of Newport's opto-mechanical product line. These holders are designed to accommodate optics of various shapes and configurations, ensuring secure and gentle holding through a kinematic V-groove registration system.

Specifications

Model VLH-1A: Suitable for optics with diameters ranging from 0.25 to 1.25 inches (6.3 to 31.8 mm).
Model VLH-3A: Suitable for optics with diameters ranging from 0.60 to 3.60 inches (15.2 to 91.4 mm).
Both models feature adjustable height using a thumbscrew and can hold thin lenses or cylindrical-shaped lens barrels.

Dimensions

VLH-1A: Dimensions include A: 2.00 in (50.8 mm), B: 2.74 in (69.6 mm), C: 0.63 in (16.0 mm), D: 2.50 in (63.5 mm), E: 3.07 in (80.0 mm), with a diameter range of 0.25 to 1.25 in (6.3 to 31.8 mm).
VLH-3A: Dimensions include A: 4.00 in (101.6 mm), B: 4.74 in (120.3 mm), C: 1.00 in (25.4 mm), D: 5.00 in (127 mm), E: 5.56 in (141.2 mm), with a diameter range of 0.60 to 3.60 in (15.2 to 91.4 mm).

Additional Information

Pedestal Post mounting options are available (refer to page 712).
For further details on Precision Achromatic Doublet Lenses and BK 7 Precision Bi-Convex Lenses, see pages 467 and 460 respectively.
CAD files for these models can be accessed on the Newport website.

Catalog excerpts

O p t o - M e c h a n i c s 673 Email: [email protected] • Web: newport.com TECHNICAL REFERENCE MIRROR MOUNTS LENS HOLDERS SPECIALTY OPTICAL MOUNTS POST AND ROD SYSTEMS BASES AND BRACKETS RAIL SYSTEMS EDUCATIONAL KITS ACCESSORIES Variable Lens Holder VLH-3A VLH-1A The VLH Series Lens Holders can hold optics of almost any shape or configuration. Optics are automatically registered and held gently, but firmly, between a kinematically designed V-shaped mounting base and a Delrin V-block that is secured into place using a thumbscrew. Ordering Information Model Description Diameter Range [in. (mm)] VLH-1A Variable Lens Holder 0.25-1.25 (6.3-31.8) VLH-3A Variable Lens Holder 0.60-3.60 (15.2-91.4) • Kinematic V-groove lens registration • Adjustable height with thumbscrew • Holds optics from 0.25–3.6 in. (6.3–91.4 mm) in diameter • Holds thin lenses or cylindrical-shaped lens barrels Pedestal Post mounting options (see page 712) Precision Achromatic Doublet Lenses see page 467 BK 7 Precision Bi-Convex Lenses see page 460 Models VLH-1A and VLH-3A Dimensions [in. (mm)] Model A B C D E Max. F Min. F Max. VLH-1A 2.00 (50.8) 2.74 (69.6) 0.63 (16.0) 2.50 (63.5) 3.07 (80.0) 0.25 (6.3) 1.25 (31.8) VLH-3A 4.00 (101.6) 4.74 (120.3) 1.00 (25.4) 5.00 (127) 5.56 (141.2) 0.60 (15.2) 3.60 (91.4) See our website CADfor CAD files ØF A B C D .17 (4.3) 8-32 (M4) CLR E .60 (15.2) .70 (17.8)

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