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300mm Optical Collimator

300mm Optical Collimator
300mm Optical Collimator 300mm Optical Collimator 300mm Optical Collimator 300mm Optical Collimator

Large Image :  300mm Optical Collimator

Product Details:
Place of Origin: CHINA
Brand Name: GEO-ALLEN/ OEM
Model Number: GA-W300-2
Payment & Shipping Terms:
Minimum Order Quantity: 1 SET
Price: USD
Packaging Details: carton
Delivery Time: 30 working days
Payment Terms: T/T, Western Union
Supply Ability: 100 PCS

300mm Optical Collimator

Colimator Tubes: 2 Pcs Focal Length Of The Collimators: 300 Mm
Working Range: 2m To ∝ Elevating Range: 0 - 60 Mm
High Light:

300mm optical collimator


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GA-W300-2 Portable Collimator for Autolevel and Theodolite



1 Quantity of Collimator tubes 2 pcs.
2 Focal Length of the Collimators 300mm
3 Working Range 2m to ∝
4 Effective Aperture


( D/f’ = 1/6 )

1/6 = 0.16

5 Graduating Scale of the Target Plate ( ∝) 15”
6 Graduating Scale of the Target Plate ( 2m) 30”
7 Elevating Range 0 - 60 mm
8 Max Loading Weight ≈ 20 kg
9 Working Vlotage 6V








300mm Optical Collimator 0 



About us


Geo-Allen Co., Ltd. was founded in 2002, in Suzhou, Jiangsu Province, 80km away from Shanghai. Suzhou is a beautiful city, nicknamed “heaven on earth”, with more than 2500 years of history.

This May, Geo-Allen will celebrate its 17 years anniversary. In the past 17 years, Geo-Allen has grown to be a world famous company with an R&D team, a trading department, manufacturing workshops and an after-sales-service team. With the DNV’s ISO9001 certificate and 15 years of development, Geo-Allen is gaining more and more recognition in our field.

Geo-Allen's market almost covers the entire world, including West & East Europe, North & South America, Asia, Africa, and Oceania.

By strictly adhering to our policies of best service / best quality / best prices Geo-Allen has gained a high reputation from all of our customers.
Geo-Allen never stops expanding and developing. Its products now include UAVs, GNSS devices, total stations, theodolites, auto levels, laser instruments, and almost all kinds of accessories. Its R&D department is highly capable of designing and producing new products based on either customers' special inquiries or our own ideas in a very short period of time. We hold several approved patents for products that we’ve designed and we are in the process of applying for more.

With our goal of Punctuality, Quality, Rigor, and Service (P/Q/R/S), Geo-Allen has a vision of an even more beautiful future. Geo-Allen is looking forward to a bright new year in 2017 with all our friends around the world.



Contact Details

Contact Person: Ms. Orange Zhang

Fax: 86-512-68629776

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