PCD5 by Hoya

Obsolete Unknown Environmentally Dangerous

PCD5 by Hoya is an obsolete optical glass. It transmits from 0.33 to 2.33 µm with an nd of 1.616998 and a Vd of 62.827457. 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) 1.616998
Abbe Number (Vd) 62.827457
Dispersion Formula Schott
Wavelength Range 0.334 — 2.325 µm
$$n(\lambda) = \sqrt{2.57912 - 0.012117\,\lambda^2 + 0.0116578\,\lambda^{-2} + 0.00095492\,\lambda^{-4} - 9.788 \times 10^{-5}\,\lambda^{-6} + 4.87326 \times 10^{-6}\,\lambda^{-8}}$$
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
S-PHM51 Ohara 1.617001 62.800809
PHM51 Ohara 1.617001 62.800809
S-PHM52Q Ohara 1.617999 63.321449
S-PHM52 Ohara 1.618 63.333504
PHM52 Ohara 1.617999 63.386441
N-PSK53A Schott 1.618 63.39
H-ZPK1A CDGM 1.618 63.392702
PSKN2 Sumita 1.618 63.4
K-PSKn2 Sumita 1.618 63.4
N-PSK53 Schott 1.62014 63.48
Similar Glasses (Hoya)
Glass Manufacturer nd Vd Compare
PCD4 Hoya 1.618 63.4
ATC1 Hoya 1.62 62.19284
ADC1 Hoya 1.62 62.192825
PCD53 Hoya 1.620139 63.516754
M-PCD4 Hoya 1.61881 63.85
MC-PCD4-40 Hoya 1.61921 63.85
MP-PCD4-40 Hoya 1.61921 63.85
PCD40 Hoya 1.61997 63.88
LBC3N Hoya 1.60625 63.72
BACD16 Hoya 1.62041 60.35
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