China High-Reflection Coating Optical Right Angle Prism for Astronomical Telescope, Find details about China Right Angle Prism, Ra Prism from High-Reflection Coating Optical Right Angle Prism for Astronomical Telescope
Items | Description | |
Right Angle Prism | Material: | Schott N-BK7/Fused Silica/CaF2/MgF2/etc. |
Length of Legs: | 10.0x10.0+0.0/-0.2mm | |
Length of Hypotenuse: | 14.1+0.0/-0.2mm | |
ROC1: | infinity | |
ROC2: | infinity | |
Flatness: | PV:1/8L@632.8nm | |
Surface quality: | 60-40 | |
Angle tolerance: | 90deg+/-2arcmin | |
Clear aperture: | >80% | |
Chamfer: | <0.25mmx45deg | |
Coating: | Hypotenuse:HR coating,R>99.5%@450nm, R>99%@400-500nm;AOI=45deg | |
LIDT:>4J/cm^2@532.0nm,10ns,10Hz |
Material | A = B | C | H | Angle | Dimensional | Surface Quality | Surface Quality | Coating | Cementing | Blackening |
(mm) | (mm) | (mm) | Tolerance | Tolerance | (MIL-PRF-13830B or ISO 10110) | (MIL-PRF-13830B or ISO 10110) | (MIL-PRF-13830B or ISO 10110) | |||
UV Fused Silica | 3 | 4.2 | 3 | ±10 arcmin | ±0.2 mm | 20-10,40-20, 60-40 etc | 1/10, 1/8, 1/4, 1/2 lambda etc | As required | Norland Optical contact | As required |
5 | 7.1 | 5 | ±3 arcmin | ±0.2 mm | ||||||
10 | 14.1 | 10 | ±3 arcmin | ±0.2 mm | ||||||
12.5 | 17.7 | 12.5 | ±3 arcmin | ±0.2 mm | ||||||
15 | 21.2 | 15 | ±3 arcmin | ±0.2 mm | ||||||
20 | 28.3 | 20 | ±3 arcmin | ±0.2 mm | ||||||
25 | 35.4 | 25 | ±3 arcmin | ±0.2 mm | ||||||
40 | 56.6 | 40 | ±3 arcmin | ±0.2 mm | ||||||
60 | 84.9 | 60 | ±3 arcmin | ±0.2 mm | ||||||
N-BK7 | 3 | 4.2 | 3 | ±10 arcmin | ±0.1 mm | |||||
5 | 7.1 | 5 | ±3 arcmin | ±0.1 mm | ||||||
10 | 14.1 | 10 | ±3 arcmin | ±0.1 mm | ||||||
12.5 | 17.7 | 12.5 | ±3 arcmin | ±0.2 mm | ||||||
15 | 21.2 | 15 | ±3 arcmin | ±0.2 mm | ||||||
20 | 28.3 | 20 | ±3 arcmin | ±0.1 mm | ||||||
25 | 35.4 | 25 | ±3 arcmin | ±0.1 mm | ||||||
40 | 56.6 | 40 | ±3 arcmin | ±0.1 mm | ||||||
60 | 84.9 | 60 | ±3 arcmin | ±0.1 mm | ||||||
CaF2 | 10 | 14.1 | 10 | ±10 arcmin | +0.0/-0.3 mm | |||||
12.5 | 17.7 | 12.5 | ±10 arcmin | ±0.2 mm | ||||||
15 | 21.2 | 15 | ±10 arcmin | ±0.2 mm | ||||||
25 | 35.4 | 25 | ±10 arcmin | +0.0/-0.3 mm | ||||||
ZnSe | 5 | 5 | 5 | ±10 arcmin | +0.0/-0.3 mm | |||||
10 | 10 | 10 | ±10 arcmin | +0.0/-0.3 mm |
Parameters | Inspection Tools |
Dimensions: | Mitutoyo Vernier caliper |
Thickness: | Mitutoyo micrometer |
Flatness: | ZYGO interferometer |
Surface quality: | naked eye test& 15W LED cold light |
Angle tolerance: | Reflection goniometer |
Chamfer: | magnifier X10& naked eye test |
Coating: | Agilent Cary 7000 |