Available Kopp Standard Filters From Stock
Blank Thickness	Kopp Glass No.	CS #	Stock Polished Thick - Color	Blank Thickness	Kopp Glass No.	CS #	Stock Polished Thick - Color
5.5/6.5	2030	2-64	3.0-Sharp Cut Red	5.5/6.5	4303	4-72	4.0-Blue Green
5.5/6.5	2403	2-58	3.0-Sharp Cut Red	5.5/6.5	4305	4-71	4.0-Blue Green
5.5/6.5	2404	2-59	3.0-Sharp Cut Red	5.5/6.5	4308	4-70	4.0-Blue Green
5.5/6.5	2408	2-60	3.0-Sharp Cut Red	5.5/6.5	4309	4-69	4.0-Blue Green
5.5/6.5	2412	2-61	3.0-Sharp Cut Red	5.5/6.5	4445	4-74	2.5-Green
5.5/6.5	2418	2-62	3.0-Sharp Cut Red	5.5/6.5	4605	1-75	3.0-Bluish
5.5/6.5	2424	2-63	3.0-Sharp Cut Red	7.5/8.5	4784	4-94	5.0-Blue Green
5.5/6.5	2434	2-73	3.0-Sharp Cut Red	7.5/8.5	5030	5-57	5.0-Blue
5.5/6.5	2540	7-56	2.0-IR Transmit/VIS Absorb	7.5/8.5	5031	5-56	3.3-Blue
5.5/6.5	2550	7-57	2.0-IR Transmit/VIS Absorb	5.5/6.5	5070	7-62	4.0-Amethyst
5.5/6.5	2563	7-99	2.0-IR Transmit/VIS Absorb	5.5/6.5	5071	7-63	4.0-Amethyst
5.5/6.5	2600	7-69	2.0-IR Transmit/VIS Absorb	5.5/6.5	5073	7-64	4.0-Amethyst
4.0/4.8	3060	3-75	2.0-Sharp Yellow	7.5/8.5	5113	5-58	4.0-Blue
4/5	3131	3-142	2.0-Wavelength Calibrating	7.5/8.5	5121	1-60	5.2-Wavelength Calibrating
5.5/6.5	3304	3-76	3.0-Dark Amber	5.5/6.5	5300	4-106	4.0-Dark Green
5.5/6.5	3307	3-77	3.0-Dark Amber	7.5/8.5	5330	1-64	4.0-Blue
5.5/6.5	3384	3-70	3.0-Sharp Yellow	7.5/8.5	5433	5-59	5.0-Blue
4.0/4.8	3385	3-71	3.0-Sharp Yellow	7.5/8.5	5543	5-60	5.0-Blue
4.0/4.8	3387	3-72	3.0-Sharp Yellow	7.5/8.5	5331		5.0-Blue
4.0/4.8	3389	3-73	3.0-Sharp Yellow	7.5/8.5	5562	5-61	5.0-Blue
4.0/4.8	3390	7-58	2.0-Black	7.5/8.5	5563	1-61	5.0-Blue
4.0/4.8	3391	3-74	3.0-Sharp Yellow	7.5/8.5	5840	7-60	4.5-UV Transmitting
5.5/5.6	3480	3-66	3.0-Sharp Cut Red	5.5/6.5	5850	7-59	4.0-UV Transmitting
4.0/4.8	3482	3-67	3.0-Sharp Cut Red	7.5/8.5	5860	7-37	5.0-UV Transmitting
4.0/4.8	3484	3-68	3.0-Sharp Cut Red	7.5/8.5	5874	7-39	5.0-UV Transmitting
4.0/4.8	3486	3-69	3.0-Sharp Cut Red	7.5/8.5	5900	1-62	5.5-Color Temp Adjust C/C
5.5/6.5	3718	3-94	3.0-Uranium Yellow	7.5/8.5	5970	7-51	5.0-UV Transmitting
7.5/8.5	3750	3-79	5.0-Uranium Yellow	2.0/3.0	7058	0-56	1.6-Clear
4.0/4.8	3780	3-80	2.0-Uranium Yellow	4.0/4.8	7380	0-52	2.0-UV Absorbing
5.5/6.5	3850	0-51	4.0-UV Absorbing	5/6	9780	4-76	5.0-Blue Green
5.5/6.5	3961	1-56	2.5-IR Absorb/VIS Transmit	5/6	9782	4-96	5.0-Blue Green
5.5/6.5	3962	1-57	2.5-IR Absorb/VIS Transmit	5/6	9788	4-97	5.0-Blue Green
5.5/6.5	3965	1-58	2.5-IR Absorb/VIS Transmit	5	9863	7-54	3.0-UV Transmitting
5.5/6.5	3966	1-59	2.5-IR Absorb/VIS Transmit	2/3	9863	6.5 X 18	3.0-UV Transmitting
5.5/6.5	4010	4-64	4.0-Green	7/8	9863	6.5 X 18	3.0-UV Transmitting
5.5/6.5	4015	4-65	2.0-Green
4.0/4.8	4060	4-67	2.0-Green
7.5/8.5	4064	4-68