BAFD14 by Hoya

Obsolete Unknown Environmentally Dangerous

BAFD14 by Hoya is an obsolete optical glass. It transmits from 0.33 to 2.33 µm with an nd of 1.699678 and a Vd of 34.925493. It has dangerous environmental properties.

Refractive Index vs Wavelength
Refractive Index Calculator
Valid range: 0.334–2.325 µm
dn/dλ vs Wavelength
dn/dλ Calculator
Valid range: 0.334–2.325 µm
Abbe Number Calculator
Transmission vs Wavelength

No transmission data available.

Transmission Calculator
Valid wavelength range: 0.334–2.325 µm
Optical Properties
Refractive Index (nd) 1.699678
Abbe Number (Vd) 34.925493
Dispersion Formula Schott
Wavelength Range 0.334 — 2.325 µm
$$n(\lambda) = \sqrt{2.80344 - 0.00981017\,\lambda^2 + 0.0276006\,\lambda^{-2} + 0.00111519\,\lambda^{-4} - 4.22562 \times 10^{-5}\,\lambda^{-6} + 8.13122 \times 10^{-6}\,\lambda^{-8}}$$
Thermal Properties
TCE -30/70°C (10-6/K) —
TCE 100/300°C (10-6/K) —
Thermal Conductivity (W/mK) —
Heat Capacity (J/gK) —
$$\frac{dn}{dT} = \frac{n_0^2 - 1}{2\,n_0}\left[0 + 2(0)\,\Delta T + 3(0)\,\Delta T^2 + \frac{0 + 2(0)\,\Delta T}{\lambda - 0}\right] \Delta T = T - T_0, \quad T_0 = 25\,°\text{C}$$
Physical Properties
Density (g/cm³) —
Relative Cost —
Mechanical Properties
Young's Modulus (GPa) —
Poisson's Ratio —
Knoop Hardness (kgf/mm²) —
Chemical Resistance
Climatic Resistance —
Stain Resistance —
Acid Resistance —
Alkali Resistance —
Phosphate Resistance —
Similar Glasses (Other Manufacturers)
Glass Manufacturer nd Vd Compare
CSBR Generic IR 1.69706 34.108015
KZFS12 Schott 1.696 36.29
CD45 Sumita 1.6932 33.7
K-CD45 Sumita 1.6932 33.7
C97-36 Corning 1.695989 36.517325
K-CD45(M) Sumita 1.68673 34.1
H-TF8 CDGM 1.72046 34.757746
BPH8 Ohara 1.720467 34.716156
S-NBH8 Ohara 1.720467 34.707984
N-KZFS8 Schott 1.72047 34.7
Similar Glasses (Hoya)
Glass Manufacturer nd Vd Compare
ADF455 Hoya 1.71852 33.456548
E-FD80 Hoya 1.6896 31.14
MP-FD80 Hoya 1.68893 31.16
M-FD80 Hoya 1.68893 31.16
E-FD8 Hoya 1.68893 31.16
MC-FD80 Hoya 1.68893 31.16
FD8 Hoya 1.688931 31.158857
ADF405 Hoya 1.6765 37.477902
BAFD8 Hoya 1.72342 37.99
FD5 Hoya 1.672701 32.173263
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