BAFD3 by Hoya

Obsolete Unknown Environmentally Dangerous

BAFD3 by Hoya is an obsolete optical glass. It transmits from 0.33 to 2.33 µm with an nd of 1.607171 and a Vd of 40.359687. 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) 1.607171
Abbe Number (Vd) 40.359687
Dispersion Formula Schott
Wavelength Range 0.334 — 2.325 µm
$$n(\lambda) = \sqrt{2.5176 - 0.00607674\,\lambda^2 + 0.0230611\,\lambda^{-2} - 0.000174878\,\lambda^{-4} + 9.50257 \times 10^{-5}\,\lambda^{-6} - 2.03047 \times 10^{-6}\,\lambda^{-8}}$$
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
BAM23 Ohara 1.607167 40.26316
BASF3 Sumita 1.60717 40.2
BAF7 CDGM 1.614131 40.025731
H-BAF7 CDGM 1.61413 39.985319
GEO2 Generic IR 1.608459 41.728763
LF5G19 Schott 1.59655 39.89
PBM8Y Ohara 1.595509 39.260208
S-TIM8 Ohara 1.595509 39.242273
H-QF14 CDGM 1.59551 39.222748
PBM8 Ohara 1.595508 39.213424
Similar Glasses (Hoya)
Glass Manufacturer nd Vd Compare
F8 Hoya 1.595514 39.221686
E-F8 Hoya 1.59551 39.22
BAFD5 Hoya 1.603232 42.391075
BAFD16 Hoya 1.6 42.456745
F5 Hoya 1.603417 38.014872
E-F5 Hoya 1.60342 38.01
F15 Hoya 1.605651 37.899711
BAFD1 Hoya 1.626057 39.085725
F9 Hoya 1.620446 38.090002
F3 Hoya 1.612929 36.964515
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