Optical constants of HOYA - BSC (Borosilicate crown)
BSC7
Wavelength:
µm
(0.280–1.550)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Dispersion formula
$$n^2=2.2702566-0.0091988101λ^{2}+0.011609706λ^{-2}-7.6123911\text{×}10^{-05}λ^{-4}+2.8558727\text{×}10^{-05}λ^{-6}-1.2566486\text{×}10^{-06}λ^{-8}$$Conditions & Spec sheet
n_is_absolute: false wavelength_is_vacuum: false temperature: 20.0 °C thermal_dispersion: - type: "Schott formula" coefficients: 3.25479e-06 0.0 0.0 0.0 0.0 0.0 nd: 1.51680 Vd: 64.20 glass_code: 517642 density: 2.52 g/cm3 thermal_expansion: - temperature_range: -30 70 °C coefficient: 7.6e-06 K-1 - temperature_range: 20 300 °C coefficient: 9.3e-06 K-1 dPgF: 0.0016 climatic_resistance: 3.0 stain_resistance: 1.0 acid_resistance: 1.0
Comments
General glass Type
References
HOYA Zemax catalog 2017-04-01 (obtained from http://www.hoya-opticalworld.com)
Data
INFO
BK7 optical glass
BK7 is a very popular crown glass. Most glass makers produce this glass under slightly different names.Analogs of BK7 glass produced by different makers
Maker | Glass |
---|---|
SCHOTT | N-BK7 |
OHARA | S-BSL7 |
HIKARI | J-BK7A |
CDGM | H-K9L |
HOYA | BSC7 |
SUMITA | K-BK7 |
LZOS | K8 |
External links
HOYA Corporation
Hoya Corporation is a Japanese company manufacturing optical products.External links
- HOYA Corporation
- HOYA Group Optics DIvision
- HOYA Corporation USA Optics DIvision
- Hoya Corporation - Wikipedia