Our core competency is in prototype development and low volume production of opto-mechanical devices and systems where skilled labour is the major input. Our location in INDIA enables us to be the most cost effective in this field of activity compared to any other company in the world.

Thorlabs SM2Lens Tube

Our strength is our satisfied customers worldwide. We request your continued support in our endeavor to serve you better.

Spacer rings are used to maintain gap between two optics. These spacers can be stacked for maintaining gap between optics from 1 mm.

Adjustablelens tube

We have in-house infrastructure capabilities for all the processes involved in the manufacture of our products. This helps us to have total control of quality in our products and services.

Two types of beam blockers are available, one with external thread and the other with internal thread. They are suitable for blocking beams from cube assembly or lens in tube.

Product warranty: Our warranty for all our mechanical components and systems are ONE year from the date of shipment. Repair or replacement will be made free of charge for products with defects in material and workmanship during this period. For our optical components, our warranty is 30 days from the date of shipment. Defective items will be replaced free of cost. The customer must notify any defect in optical components within 48 hours of receipt. For all warranty replacement, a written statement with an authorized signature indicating the reason for rejection attaching test reports are requested to accompany the returned parts. All defective items must be returned in their original shipping container within 10 days of the date of shipment.

Lens tubeMicroscope

Payment: 100% Advance payment prior to dispatch. Customers paying by international wire transfer must prepay all bank charges including all charges imposed by correspondent or intermediary banks.

Lens tubekit

Specifications: HOLMARC reserves the right to modify, change or otherwise improve all items in the catalog specifications without prior notice.

We try improving the quality of our products for every consignment we dispatch. Our customers can expect to receive better products each time a purchase order is placed with us.

Threaded rings of thickness ranging from 2 mm to 20mm can be selected for convenient applications. Spanner slots are provided for easy fastening of optics.

Taxes: We collect general sales tax on shipments, unless the purchaser supplies us a signed official sales tax exemption certificate with the order. Purchase made outside our region are subject to state or local sales/ use tax, if any and other taxes payable by reason of this transaction.

Lens tubesizes

The products described in this website constitute only the standard items we manufacture for research and industrial market. One of our major activity is in OEM market where we develop and supply low volume opto-mechanical devices & positioning as per custom design. We also undertake contract manufacturing of opto-mechanical products in standard and custom specifications.

ThorlabsLens TubeAdapter

Ours is an organisation dedicated for the design, development and manufacture of optics, opto-mechanics, educational products and positioning devices.

6 mm rods can be accommodated. It is used in rod assembly system for building optical setup. All other features provided are for launching this cube in to rod assembly unit.

One side of the cube is over sized for inserting plate beam splitter mount or cube beam splitter. Other sides are threaded type suitable for lens tubes

Shipping & Delivery: The shipping costs, Custom Duty and any (if) landing taxes etc will be extra. The date of delivery is only an estimate and we will have no liability for late or partial deliveries. we may refuse any order for any reason. Catalog items are normally shipped immediately from inventory. In the event that the items is out of stock, an estimated delivery date is given at the time of order. Most items can be shipped within 45 days.

Tube LensThorlabs

25 mm or 1" diameter filters can be fixed on this filter wheel .This filter wheel is suitable for rod assembly system with internal threading for lens tubes. It can also be used in an optical system by using a post/post holder and M6 or M4 tapped holes provided for fixing to post. Filters are fixed in the wheel through threaded ring by removing the side cover.

Purchase Orders: Written, faxed and e-mail purchase orders are accepted. All orders require immediate written confirmation.