optical sapphire hyper hemishpere dome
VY002
Price: USD 1.00/pcs
MOQ: 2 pcs
The dome lens/hemisphere dome we manufactured be used to protect the lens of underwater camera,which could resist the pressure of water,and give a best view field to catch picture.
Specification of hemisphere dome we could supplied as follow:
Materials:BK7 glass,UV fused silica etc., various types of optical glass.
Diameter: from 10 to 250 mm.
Diameter Tolerance: 0.1 mm, standard; 0.01 mm - attainable.
Surface Quality: 60/40 Scratch/Dig ,standard;20/10 Scratch/Dig, attainable depending on material type and combination of other parameters.
Power/Irregularity: 5/1 (interference fringes),standard; 0.5/0.1 (interference fringes), attainable depending on material type and combination of other parameters. Aperture 60 deg.
Decentration: 0.05mm,standard; 0.01 ,attainable.
The dome lens/hemisphere dome we manufactured be used to protect the lens of underwater camera,which could resist the pressure of water,and give a best view field to catch picture.
Specification of hemisphere dome we could supplied as follow:
Materials:BK7 glass,UV fused silica etc., various types of optical glass.
Diameter: from 10 to 250 mm.
Diameter Tolerance: 0.1 mm, standard; 0.01 mm - attainable.
Surface Quality: 60/40 Scratch/Dig ,standard;20/10 Scratch/Dig, attainable depending on material type and combination of other parameters.
Power/Irregularity: 5/1 (interference fringes),standard; 0.5/0.1 (interference fringes), attainable depending on material type and combination of other parameters. Aperture 60 deg.
Decentration: 0.05mm,standard; 0.01 ,attainable.
|
Range of diameter |
Dia.0.7mm-Dia.400mm |
|
Range of curve radius |
R1.5-R∞ etc. |
|
Tolerance of diameter |
+/-0.1, +/-0.01, +/-0.005 etc. |
|
Surface accuracy |
λ , 1/2λ , 1/4λ , 1/10λ etc. |
|
Tolerance of Thickness |
+/-0.1, +/-0.05, +/-0.01 etc. |
|
Centration |
+/-2′, +/-1′ etc. |
|
Aperture N |
5, 1 etc. |
|
Irregularity ΔN |
2, 1, 0.5, 0.2 etc. |
|
Surface quality |
60/40, 40/20, 20/10, 10/5 etc. |
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