Filter(blue glass) - KENTEH OPTICAL CO., LTD.

Products

1.Band-pass filter

Orange glasses
Blue glasses (IR cut glass)
Brown glasses
Black and blue glasses (UV transmitting)
Heat absorbing glasses

2.Long-pass filter

IR transmitting glasses

Speciality

We design and manufacture optical filter to meet our customer’s needs.not only supplu standard filter.

BWD-500 series

Properties : IR cut (absorption)

Applications :

CCD/CMOS camera
Night vision system

BWD-550 series

Properties : Band-pass filter (Green)

Applications : Optical instrument

BWD- BAH series

Properties : Heat absorbing glass

Applications :

Operation light
Cold light

BWD- BIN series

Properties : IR transmitting

Applications :

Searching light
Range finder

TRANSMITTANCE

λ（nm）: WAVELENGTH
T(%) :TRANSMITTANCE

λ (nm.)	T%	λ (nm.)	T%	λ (nm.)	T%	λ (nm.)	T%
200	0.00	430	93.10	660	30.00	890	0.20
210	0.30	440	93.90	670	24.10	900	0.30
220	0.10	450	94.90	680	19.00	910	0.30
230	0.10	460	95.70	690	14.60	920	0.30
240	0.10	470	96.40	700	11.10	930	0.30
250	0.00	480	96.90	710	8.40	940	0.30
260	0.00	490	97.50	720	6.20	950	0.30
270	0.00	500	97.70	730	4.60	960	0.40
280	0.00	510	97.80	740	3.50	970	0.40
290	0.00	520	97.50	750	2.60	980	0.50
300	0.00	530	96.90	760	2.00	990	0.50
310	0.30	540	96.00	770	1.50	1000	0.60
320	3.10	550	94.50	780	1.20	1010	0.70
330	10.50	560	92.30	790	1.00	1020	0.70
340	23.10	570	89.30	800	0.80	1030	0.80
350	40.00	580	85.30	810	0.70	1040	0.90
360	58.10	590	80.20	820	0.60	1050	1.00
370	73.20	600	74.20	830	0.50	1060	1.10
380	82.70	610	67.20	840	0.40	1070	1.20
390	88.10	620	59.70	850	0.30	1080	1.40
400	90.20	630	52.00	860	0.20	1090	1.50
410	91.50	640	44.30	870	0.10	1100	1.60
420	92.30	650	36.90	880	0.30

OPTICAL PROPERTIES

波長規格透過率50%時 ,
TOLERANCE OF WAVELENGTH
FOR 50% TRANSMITTANCE (nm)/633

透過率之最高值時 ,
TOLERANCE OF WAVELENGTH/502
FOR MAX. TRANSMITTANCE (nm)/95.30%

DIMENSIONAL SPECIFICATION(mm)

MATERIAL : D-500BX AR/AR
THICKNESS : 0.3mm(±0.05mm)

TRANSMITTANCE

λ（nm）: WAVELENGTH
T(%) :TRANSMITTANCE

λ (nm.)	T%	λ (nm.)	T%	λ (nm.)	T%	λ (nm.)	T%
200	0.50	430	86.50	660	11.70	890
210	0.00	440	88.60	670	7.90	900	0.00
220	0.10	450	90.30	680	5.10	910	0.00
230	0.10	460	92.00	690	3.20	920	0.00
240	0.10	470	93.20	700	2.00	930	0.00
250	0.00	480	94.30	710	1.20	940	0.00
260	0.00	490	94.90	720	0.70	950	0.00
270	0.00	500	95.20	730	0.40	960	0.00
280	0.00	510	95.30	740	0.30	970	0.00
290	0.00	520	95.10	750	0.20	980	0.00
300	0.00	530	94.20	760	0.10	990	0.00
310	0.10	540	92.80	770	0.10	1000	0.00
320	1.40	550	90.20	780	0.00	1010	0.00
330	6.00	560	86.60	790	0.00	1020	0.00
340	14.30	570	81.80	800	0.00	1030	0.00
350	27.10	580	75.20	810	0.00	1040	0.00
360	43.20	590	67.40	820	0.00	1050	0.00
370	57.90	600	58.60	830	0.00	1060	0.00
380	68.40	610	49.10	840	0.00	1070	0.00
390	75.00	620	39.80	850	0.00	1080	0.10
400	79.20	630	31.10	860	0.00	1090	0.10
410	82.10	640	23.30	870	0.00	1100	0.10
420	84.50	650	16.80	880	0.00

OPTICAL PROPERTIES

波長規格透過率50%時 ,
TOLERANCE OF WAVELENGTH
FOR 50% TRANSMITTANCE (nm)/609

透過率之最高值時 ,
TOLERANCE OF WAVELENGTH/502
FOR MAX. TRANSMITTANCE (nm)/95.30%

DIMENSIONAL SPECIFICATION(mm)

MATERIAL : D-500BX AR/AR
THICKNESS：0.55mm(±0.05mm)

TRANSMITTANCE

λ（nm）: WAVELENGTH
T(%) :TRANSMITTANCE

λ (nm.)	T%	λ (nm.)	T%	λ (nm.)	T%	λ (nm.)	T%
200	0.00	430	94.30	660	17.90	890	0.00
210	0.10	440	95.00	670	13.00	900	0.00
220	0.10	450	95.80	680	9.20	910	0.00
230	0.10	460	96.30	690	6.30	920	0.00
240	0.10	470	96.70	700	4.30	930	0.00
250	0.00	480	97.20	710	2.80	940	0.00
260	0.00	490	97.70	720	1.90	950	0.00
270	0.00	500	97.80	730	1.20	960	0.00
280	0.00	510	97.60	740	0.80	970	0.00
290	0.00	520	97.20	750	0.50	980	0.10
300	0.00	530	96.40	760	0.40	990	0.10
310	0.20	540	94.90	770	0.20	1000	0.10
320	2.60	550	92.80	780	0.20	1010	0.10
330	9.00	560	89.70	790	0.10	1020	0.10
340	18.50	570	85.40	800	0.10	1030	0.10
350	31.70	580	79.90	810	0.10	1040	0.20
360	48.30	590	73.10	820	0.10	1050	0.20
370	64.50	600	65.30	830	0.10	1060	0.20
380	77.60	610	56.70	840	0.10	1070	0.30
390	86.10	620	47.90	850	0.00	1080	0.30
400	90.40	630	39.20	860	0.00	1090	0.40
410	92.50	640	31.20	870	0.00	1100	0.40
420	93.50	650	24.00	880	0.00

OPTICAL PROPERTIES

波長規格透過率50%時 ,
TOLERANCE OF WAVELENGTH
FOR 50% TRANSMITTANCE (nm)/618

透過率之最高值時 ,
TOLERANCE OF WAVELENGTH/492
FOR MAX. TRANSMITTANCE (nm)/97.80%

DIMENSIONAL SPECIFICATION(mm)

MATERIAL : D-500D AR/AR
THICKNESS : 0.7mm(±0.05mm)

TRANSMITTANCE

λ（nm）: WAVELENGTH
T(%) :TRANSMITTANCE

λ (nm.)	T%	λ (nm.)	T%	λ (nm.)	T%	λ (nm.)	T%
200	0.00	430	96.70	660	28.90	890	0.10
210	0.00	440	97.30	670	23.00	900	0.20
220	0.20	450	97.90	680	17.80	910	0.20
230	0.10	460	98.30	690	13.50	920	0.20
240	0.10	470	98.70	700	10.10	930	0.20
250	0.00	480	98.80	710	7.50	940	0.30
260	0.00	490	98.80	720	5.50	950	0.30
270	0.00	500	98.80	730	4.00	960	0.30
280	0.00	510	98.60	740	2.90	970	0.40
290	0.00	520	98.20	750	2.20	980	0.40
300	0.00	530	97.40	760	1.60	990	0.50
310	0.50	540	96.30	770	1.20	1000	0.50
320	4.10	550	94.70	780	0.90	1010	0.60
330	12.30	560	92.40	790	0.80	1020	0.60
340	24.90	570	89.30	800	0.60	1030	0.70
350	42.10	580	85.00	810	0.50	1040	0.80
360	61.30	590	79.90	820	0.40	1050	0.90
370	77.40	600	73.60	830	0.40	1060	1.00
380	88.00	610	66.60	840	0.30	1070	1.10
390	93.00	620	59.10	850	0.20	1080	1.30
400	95.00	630	51.10	860	0.20	1090	1.40
410	95.90	640	43.30	870	0.10	1100	1.50
420	96.30	650	35.80	880	0.20

OPTICAL PROPERTIES

波長規格透過率50%時 ,
TOLERANCE OF WAVELENGTH
FOR 50% TRANSMITTANCE (nm)/632

透過率之最高值時 ,
TOLERANCE OF WAVELENGTH/485
FOR MAX. TRANSMITTANCE (nm)/99.00%

DIMENSIONAL SPECIFICATION(mm)

MATERIAL : D-500D AR/AR
THICKNESS : 0.55mm(±0.05mm)

TRANSMITTANCE

λ（nm）: WAVELENGTH
T(%) :TRANSMITTANCE

λ (nm.)	T%	λ (nm.)	T%	λ (nm.)	T%	λ (nm.)	T%
200	0.00	430	94.17	660	9.86	890	0.00
210	0.00	440	95.04	670	6.29	900	0.00
220	0.00	450	95.89	680	3.82	910	0.00
230	0.00	460	96.58	690	2.27	920	0.00
240	0.00	470	97.13	700	1.32	930	0.00
250	0.00	480	97.51	710	0.75	940	0.00
260	0.00	490	97.72	720	0.42	950	0.00
270	0.00	500	97.69	730	0.23	960	0.00
280	0.00	510	97.45	740	0.13	970	0.00
290	0.00	520	96.78	750	0.07	980	0.00
300	0.00	530	95.68	760	0.05	990	0.00
310	0.12	540	93.64	770	0.01	1000	0.00
320	2.32	550	90.89	780	0.00	1010	0.00
330	9.78	560	86.66	790	0.00	1020	0.00
340	23.80	570	81.09	800	0.00	1030	0.00
350	42.27	580	74.11	810	0.00	1040	0.00
360	61.02	590	65.67	820	0.00	1050	0.00
370	75.61	600	56.62	830	0.00	1060	0.01
380	84.49	610	46.86	840	0.00	1070	0.01
390	88.86	620	37.06	850	0.00	1080	0.01
400	91.20	630	28.17	860	0.00	1090	0.02
410	92.40	640	20.62	870	0.00	1100	0.02
420	93.30	650	14.53	880	0.00

OPTICAL PROPERTIES

波長規格透過率50%時 ,
TOLERANCE OF WAVELENGTH
FOR 50% TRANSMITTANCE (nm)/607

透過率之最高值時 ,
TOLERANCE OF WAVELENGTH/491
FOR MAX. TRANSMITTANCE (nm)/97.73%

DIMENSIONAL SPECIFICATION(mm)

MATERIAL : D-500D AR/AR
THICKNESS : 1.0mm(±0.05mm)

TRANSMITTANCE

λ（nm）: WAVELENGTH
T(%) :TRANSMITTANCE

λ (nm.)	T%	λ (nm.)	T%	λ (nm.)	T%	λ (nm.)	T%
200	0.00	430	95.17	660	32.54	890	0.55
210	0.00	440	95.74	670	26.31	900	0.56
220	0.00	450	96.34	680	20.80	910	0.57
230	0.00	460	96.85	690	16.30	920	0.61
240	0.00	470	97.27	700	12.65	930	0.64
250	0.00	480	97.58	710	9.69	940	0.67
260	0.00	490	97.73	720	7.47	950	0.72
270	0.00	500	97.75	730	5.69	960	0.77
280	0.00	510	97.66	740	4.36	970	0.83
290	0.00	520	97.30	750	3.38	980	0.89
300	0.00	530	96.77	760	2.63	990	0.98
310	0.35	540	95.62	770	2.05	1000	1.06
320	3.54	550	94.24	780	1.65	1010	1.15
330	12.10	560	92.08	790	1.34	1020	1.27
340	26.98	570	89.15	800	1.11	1030	1.38
350	45.91	580	85.34	810	0.94	1040	1.51
360	64.54	590	80.47	820	0.82	1050	1.66
370	78.88	600	74.90	830	0.73	1060	1.83
380	87.48	610	68.40	840	0.67	1070	2.00
390	91.48	620	61.12	850	0.62	1080	2.20
400	93.40	630	53.64	860	0.59	1090	2.39
410	94.17	640	46.19	870	0.56	1100	2.61
420	94.68	650	39.11	880	0.56

OPTICAL PROPERTIES

波長規格透過率50%時 ,
TOLERANCE OF WAVELENGTH
FOR 50% TRANSMITTANCE (nm)/635

透過率之最高值時 ,
TOLERANCE OF WAVELENGTH/495
FOR MAX. TRANSMITTANCE (nm)/97.77%

DIMENSIONAL SPECIFICATION(mm)

MATERIAL : D-500I AR/AR
THICKNESS : 0.7mm(±0.05mm)

TRANSMITTANCE

λ（nm）: WAVELENGTH
T(%) :TRANSMITTANCE

λ (nm.)	T%	λ (nm.)	T%	λ (nm.)	T%	λ (nm.)	T%
200	0.00	430	95.17	660	32.54	890	0.55
210	0.00	440	95.74	670	26.31	900	0.56
220	0.00	450	96.34	680	20.80	910	0.57
230	0.00	460	96.85	690	16.30	920	0.61
240	0.00	470	97.27	700	12.65	930	0.64
250	0.00	480	97.58	710	9.69	940	0.67
260	0.00	490	97.73	720	7.47	950	0.72
270	0.00	500	97.75	730	5.69	960	0.77
280	0.00	510	97.66	740	4.36	970	0.83
290	0.00	520	97.30	750	3.38	980	0.89
300	0.00	530	96.77	760	2.63	990	0.98
310	0.35	540	95.62	770	2.05	1000	1.06
320	3.54	550	94.24	780	1.65	1010	1.15
330	12.10	560	92.08	790	1.34	1020	1.27
340	26.98	570	89.15	800	1.11	1030	1.38
350	45.91	580	85.34	810	0.94	1040	1.51
360	64.54	590	80.47	820	0.82	1050	1.66
370	78.88	600	74.90	830	0.73	1060	1.83
380	87.48	610	68.40	840	0.67	1070	2.00
390	91.48	620	61.12	850	0.62	1080	2.20
400	93.40	630	53.64	860	0.59	1090	2.39
410	94.17	640	46.19	870	0.56	1100	2.61
420	94.68	650	39.11	880	0.56

OPTICAL PROPERTIES

波長規格透過率50%時 ,
TOLERANCE OF WAVELENGTH
FOR 50% TRANSMITTANCE (nm)/622

透過率之最高值時 ,
TOLERANCE OF WAVELENGTH/499
FOR MAX. TRANSMITTANCE (nm)/97.97%

DIMENSIONAL SPECIFICATION(mm)

MATERIAL : D-500I AR/AR
THICKNESS : 0.7mm(±0.05mm)

TRANSMITTANCE

λ（nm）: WAVELENGTH
T(%) :TRANSMITTANCE

λ (nm.)	T%	λ (nm.)	T%	λ (nm.)	T%	λ (nm.)	T%
200	0.00	430	89.21	660	20.91	890	0.06
210	0.00	440	90.43	670	15.50	900	0.06
220	0.00	450	91.72	680	11.15	910	0.06
230	0.00	460	92.93	690	7.91	920	0.06
240	0.00	470	94.06	700	5.55	930	0.07
250	0.00	480	94.98	710	3.82	940	0.07
260	0.00	490	95.74	720	2.65	950	0.09
270	0.00	500	96.24	730	1.82	960	0.09
280	0.00	510	96.45	740	1.26	970	0.10
290	0.00	520	96.30	750	0.88	980	0.11
300	0.00	530	95.75	760	0.62	990	0.13
310	0.05	540	94.40	770	0.43	1000	0.15
320	1.33	550	92.62	780	0.32	1010	0.17
330	6.46	560	89.77	790	0.23	1020	0.18
340	16.41	570	85.88	800	0.18	1030	0.21
350	30.54	580	80.86	810	0.13	1040	0.24
360	46.88	590	74.55	820	0.11	1050	0.29
370	62.23	600	67.44	830	0.10	1060	0.33
380	73.65	610	59.41	840	0.07	1070	0.37
390	80.68	620	50.73	850	0.07	1080	0.43
400	84.52	630	42.24	860	0.06	1090	0.49
410	86.63	640	34.24	870	0.06	1100	0.56
420	88.01	650	27.06	880	0.06

OPTICAL PROPERTIES

波長規格透過率50%時 ,
TOLERANCE OF WAVELENGTH
FOR 50% TRANSMITTANCE (nm)/621

透過率之最高值時 ,
TOLERANCE OF WAVELENGTH/510
FOR MAX. TRANSMITTANCE (nm)/96.45%

DIMENSIONAL SPECIFICATION(mm)

MATERIAL : D-500RX AR/AR
THICKNESS : 0.3mm(±0.05mm)

TRANSMITTANCE

λ（nm）: WAVELENGTH
T(%) :TRANSMITTANCE

λ (nm.)	T%	λ (nm.)	T%	λ (nm.)	T%	λ (nm.)	T%
200	0.70	430	82.80	660	4.40	890	0.00
210	0.00	440	85.10	670	2.50	900	0.00
220	0.10	450	87.30	680	1.30	910	0.00
230	0.10	460	89.30	690	0.70	920	0.00
240	0.10	470	91.00	700	0.40	930	0.00
250	0.10	480	92.10	710	0.20	940	0.00
260	0.00	490	93.00	720	0.10	950	0.00
270	0.00	500	93.40	730	0.00	960	0.00
280	0.00	510	93.50	740	0.00	970	0.00
290	0.00	520	93.20	750	0.00	980	0.00
300	0.00	530	92.00	760	0.00	990	0.00
310	0.00	540	89.90	770	0.00	1000	0.00
320	0.20	550	86.40	780	0.00	1010	0.00
330	2.50	560	81.40	790	0.00	1020	0.00
340	9.10	570	74.60	800	0.00	1030	0.00
350	21.00	580	66.10	810	0.00	1040	0.00
360	36.90	590	56.30	820	0.00	1050	0.00
370	51.20	600	45.70	830	0.00	1060	0.00
380	61.80	610	35.50	840	0.00	1070	0.00
390	68.80	620	26.00	850	0.00	1080	0.00
400	73.80	630	18.20	860	0.00	1090	0.00
410	77.00	640	12.00	870	0.00	1100	0.00
420	80.00	650	7.50	880	0.00

OPTICAL PROPERTIES

波長規格透過率50%時 ,
TOLERANCE OF WAVELENGTH
FOR 50% TRANSMITTANCE (nm)/621

透過率之最高值時 ,
TOLERANCE OF WAVELENGTH/510
FOR MAX. TRANSMITTANCE (nm)/96.45%

DIMENSIONAL SPECIFICATION(mm)

MATERIAL : D-500RX AR/AR
THICKNESS : 0.3mm(±0.05mm)