UQG Optics


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STEP WINDOWS

STOCK SPECIFICATION  
MATERIAL: UV Fused Silica, Borosilicate, Float glass (plate finish) & Sapphire 
DIMENSION TOLERANCE: +0.00/-0.10mm
THICKNESS TOLERANCE: ± 0.10mm
EDGE FINISH: Fine Ground & chamfered
SURFACE FLATNESS: 3-5 Fringes (@633nm)
SURFACE QUALITY: 60/40 Scratch/Dig
PARALLELISM: ≤ 5 Arc mins
                       
PLEASE CONTACT US FOR A DETAILED DRAWING
CUSTOM   
DIMENSIONS: Diameters 10mm to 200mm  
                         Squares/rectangles 20mm x 20mm to 200mm x 200mm  
THICKNESS RANGE: 1.50mm to 20mm thick  
SURFACE QUALITY: 80/50 to 20/10 scratch/dig  
SURFACE FLATNESS: Up to lambda 4 (@633nm)  
MATERIAL OPTIONS: Optical glasses, Fused Silica, Fused Quartz, Borosilicate, Germanium, Silicon & Sapphire  
COATING OPTIONS:   AR optical coatings  
OPTIONS: Angled bevels, chamfers & faces drilled

Part No. Data
sheet
Description Thickness
(mm)
Dimensions
(mm)
Unit Price
(1-10) in
Qty
(1-10)
Qty
(11+)
STW-1512 Fused Quartz Step Window 9Ø15 x Ø12 £36.00 Buy Add To Quote
STW-18165 Borosilicate Step Window 4.80Ø18 x Ø16.50 £34.00 Buy Add To Quote
STW-18515 UV Fused Silica Step Window 3Ø18.50 x Ø15 £42.00 Buy Add To Quote
STW-2118 Borosilicate Step Window 9.70Ø21 x Ø18.05 £39.00 Buy Add To Quote
STW-25195 Sapphire Step Window 3Ø25 x Ø19.50 £69.00 Buy Add To Quote
STW-31281 Borosilicate Step Window 10.80Ø31 x Ø28.10 £48.00 Buy Add To Quote
STW-4638 Borosilicate Step Window 9Ø46 x Ø38 £52.00 Buy Add To Quote
STW-55335 Float Glass Step Window - Rectangle 655 x 33.50 £32.00 Buy Add To Quote
STW-5542 Float Glass Step Window 6Ø55 x Ø42 £29.00 Buy Add To Quote