We are able to do any kind of working on our production or customer provided blanks, up to 48 inches (1220mm) in diameter, and up to 8" (200mm) in thickness.

Some working examples:

 

FLAT LEVELLING

 

SPHERICAL CONCAVE SHAPING with a determinate radius

 

SPHERICAL CONVEX SHAPING with a determinate radius

 

SPHERICAL CONCAVE + CONICAL SHAPING

 

EDGE GRINDING to get a perpendicular edge vs flat faces

 

DRILLING of a glass disk to get a determinate diameter hole

 

INNER EDGE GRINDING to get a perpendicular inner edge vs flat faces

 

Curve Generating Service - Concave Surface
Diam. Inc.	F. 2.0 - 2.3 Euro	F. 2.4 - 2.9 Euro	F. 3.0 - 3.9 Euro	F. 4.0 - 4.9 Euro	F. 5.0 - 6.0 Euro
10"	--	--	24.00	23.00	22.00
12"	--	--	29.00	26.00	24.00
14"	--	--	38.00	34.00	32.00
16"	--	--	56.00	49.00	45.00
18"	--	-	67.00	59.00	55.00
20"	--	-	90.00	81.00	76.00
24"	--	--	134.00	119.00	110.00
27"	--	-	--	--	--
30"	--	-	236.00	205.00	178.00
32"	--	-	--	--	--
40"	--	-	--	--	--
44"	--	-	--	--	--
48"	--	--	--	--	--

Curve Generating Service - Convex Surface
Diam. Inc.	F. 2.0 - 2.3 Euro	F. 2.4 - 2.9 Euro	F. 3.0 - 3.9 Euro	F. 4.0 - 4.9 Euro	F. 5.0 - 6.0 Euro
10"	--	--	29.00	28.00	27.00
12"	--	--	34.00	31.00	29.00
14"	--	--	46.00	41.00	39.00
16"	--	--	68.00	61.00	57.00
8"	--	--	84.00	75.00	70.00
20"	--	--	108.00	97.00	89.00
24"	--	--	154.00	141.00	128.00
27"	--	--	--	--	--
30"	--	--	--	--	--

Standard tolerance on focal length are ± 1.5%.
Curve generating service price is connect to work on our blanks.

Orders are confirmed on receipt of an advance of 15-25% of price list.
Packing is included on the price, delivery is at the customer’s expense.
Price excluded Vat.

 

Some examples:

 

 

 

A raw SUPRAX blank, 600mm diameter and 60mm thick
 

 
The same glass disk after working
 

 

 

A sight after the standard perpendicular EDGE GRINDING
 

 

 

Coaxial circular hole