MC-NBFD130 by Hoya
Preferred
Very Common
Precision Molding
Environmentally Friendly
Refractive Index vs Wavelength
Refractive Index Calculator
dn/dλ vs Wavelength
dn/dλ Calculator
Abbe Number Calculator
Transmission vs Wavelength
Transmission Calculator
Optical Properties
| Refractive Index (nd) | 1.8061 |
|---|---|
| Abbe Number (Vd) | 40.73 |
| Dispersion Formula | Schott |
| Wavelength Range | 0.36501 — 1.5296 µm |
$$n(\lambda) = \sqrt{3.17379 - 0.0149866\,\lambda^2 + 0.0290674\,\lambda^{-2} + 0.00120483\,\lambda^{-4} - 5.35516 \times 10^{-5}\,\lambda^{-6} + 5.27135 \times 10^{-6}\,\lambda^{-8}}$$
Thermal Properties
| TCE -30/70°C (10-6/K) | 5.6 |
|---|---|
| TCE 100/300°C (10-6/K) | 7.4 |
| Thermal Conductivity (W/mK) | — |
| Heat Capacity (J/gK) | — |
$$\frac{dn}{dT} = \frac{n_0^2 - 1}{2\,n_0}\left[7.56 \times 10^{-6} + 2(1.31 \times 10^{-8})\,\Delta T + 3(-1.45 \times 10^{-11})\,\Delta T^2 + \frac{6.23 \times 10^{-7} + 2(-3.38 \times 10^{-10})\,\Delta T}{\lambda - 0.292}\right]
\Delta T = T - T_0, \quad T_0 = 23\,°\text{C}$$
Physical Properties
| Density (g/cm³) | 4.56 |
|---|---|
| Relative Cost | — |
Mechanical Properties
| Young's Modulus (GPa) | — |
|---|---|
| Poisson's Ratio | — |
| Knoop Hardness (kgf/mm²) | — |
Chemical Resistance
| Climatic Resistance | 1 |
|---|---|
| Stain Resistance | 3 |
| Acid Resistance | 3 |
| Alkali Resistance | — |
| Phosphate Resistance | — |
Notes
Preforms for Precision molding
Similar Glasses (Other Manufacturers)
| Glass | Manufacturer | nd | Vd | |
|---|---|---|---|---|
| K-LaSFn1 | Sumita | 1.8061 | 40.7 | |
| LASFN1 | Sumita | 1.806 | 40.7 | |
| N-LASF43 | Schott | 1.8061 | 40.61 | |
| P-LASF47 | Schott | 1.8061 | 40.9 | |
| K-VC89(M) | Sumita | 1.8059 | 40.9 | |
| L-LAH53 | Ohara | 1.806249 | 40.907302 | |
| S-LAH53 | Ohara | 1.806098 | 40.925996 | |
| S-LAH53V | Ohara | 1.806099 | 40.929791 | |
| H-ZLAF52 | CDGM | 1.806099 | 40.945389 | |
| LAH53 | Ohara | 1.806098 | 40.948508 |
Similar Glasses (Hoya)
| Glass | Manufacturer | nd | Vd | |
|---|---|---|---|---|
| NBFD13 | Hoya | 1.8061 | 40.73 | |
| MC-NBFD130L | Hoya | 1.8061 | 40.73 | |
| MP-NBFD130 | Hoya | 1.8061 | 40.73 | |
| M-NBFD130 | Hoya | 1.8061 | 40.73 | |
| M-NBFD13 | Hoya | 1.8061 | 40.740652 | |
| MC-NBFD135 | Hoya | 1.80834 | 40.92 | |
| NBFD3 | Hoya | 1.8045 | 39.64 | |
| NBFD2 | Hoya | 1.797199 | 41.143795 | |
| NBFD12 | Hoya | 1.7995 | 42.34 | |
| M-TAFD51 | Hoya | 1.8208 | 42.71 |