ADF505 by Hoya

Obsolete Unknown Environmentally Dangerous

ADF505 by Hoya is an obsolete optical glass. It transmits from 0.33 to 2.33 µm with an nd of 1.739996 and a Vd of 31.655919. 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) 1.739996
Abbe Number (Vd) 31.655919
Dispersion Formula Schott
Wavelength Range 0.334 — 2.325 µm
$$n(\lambda) = \sqrt{2.92791 - 0.0124392\,\lambda^2 + 0.0313068\,\lambda^{-2} + 0.00176937\,\lambda^{-4} - 9.84826 \times 10^{-5}\,\lambda^{-6} + 1.18716 \times 10^{-5}\,\lambda^{-8}}$$
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
KZFS50 Sumita 1.74 31.7
BPH50 Ohara 1.739997 31.710001
S-NBH53 Ohara 1.737999 32.261312
BASF54 Schott 1.73627 32.149453
S-NBH53V Ohara 1.737999 32.32659
LAFN12 Sumita 1.7569 31.7
LAF11A Schott 1.756927 31.702906
S-TIH3 Ohara 1.739998 28.296005
H-ZF5 CDGM 1.74 28.295649
SF53 Schott 1.728301 28.68667
Similar Glasses (Hoya)
Glass Manufacturer nd Vd Compare
NBFD32 Hoya 1.73037 32.23
NBFD9 Hoya 1.756898 31.798532
FDS2 Hoya 1.7283 28.674457
FD3 Hoya 1.739999 28.245048
ADF455 Hoya 1.71852 33.456548
FD18 Hoya 1.721507 29.243436
FD20 Hoya 1.720225 29.300359
E-LAF7 Hoya 1.7495 35.04
LAF7 Hoya 1.749497 35.042695
E-FD10L Hoya 1.72825 28.32
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