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Details about  HILGER & WATTS 30 DEGREE POLYGON metrology optical

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HILGER & WATTS 30 DEGREE POLYGON metrology optical
HILGER-WATTS-30-DEGREE-POLYGON-metrology-optical
Item Ended
Item condition:
Used
Ended:
19 Aug, 2014 16:29:46 BST
Starting bid:
£900.00
0 bids ]
Postage:
£25.00 Economy Delivery | See details
Item location:
GREAT BRITAIN, United Kingdom

Description

eBay item number:
371119308766
Seller assumes all responsibility for this listing.

Item specifics

Condition:
Used: An item that has been previously used. The item may have some signs of cosmetic wear, but is fully ... Read moreabout the condition
 

Antiques, Collectables, Paintings, Fine Ceramics and Glass

CASED HILGER & WATTS 30 DEGREE POLYGON No. 74172 


Description

 

This Hilger & Watts polygon has reflecting surfaces located every 30 degrees. Polygon is engraved as illustrated at 0, 90, 180 & 270 degrees.

 

Serial Number is 74172 and was probably manufactured in 1952. Serial numbers for units produced between 1951 and 1953 were 70,000 to 79,000 respectively.

 

Unit was used for demonstration purposes and saw infrequent use.

 

Condition: Metalwork

 

Machined surface on base in excellent condition. Barrel surface up the centre of polygon also in excellent condition. No signs of any corrosion to either of these surfaces.

 

Condition: Prism

Exposed mirrored sufaces free of fungus, mould, scratches or other defects.



All images in this listing are of the actual polygon up for sale.

International bidders please enquire in relation to cost of postage / insurance, prior to bidding.

Click on the images below to reveal larger images...


Buyers, if you have any queries please e-mail me and I will try to answer your questions.

Bidders with a feedback rating less than 3 please e-mail me before you place your bids or they will be removed. Overseas bidders payment by Paypal or IBAN/BIC. UK bidders payment by paypal, cheque or postal order. I accept bids from most countries worldwide but do not post to Malaysia, China, Russia or Indonesia.  The buyer is responsible for postage costs.

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