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Filters for filter wheels

Filters with protective rings

The Astronomik filters for filter wheels have no screw threads, but are manufactured with protective rings. The filters have a glass thickness of 1mm and a mechanical thickness of 3mm.

The following diameters are available from stock:

Unmounted filters 

The unmounted Astronomik filters have a glass and mechanical thickness of 1mm.

The following sizes are available from stock:

If your application requires filters in special sizes or shapes, we can produce custom filters for your equipment requirements upon request - whether you need a single filter or a larger batch. Further information can be found here.

Filter products

%
Astronomik HSO 6nm Filterset 36mm SKU: 10228336
Filter size: 36mm, with protective ring | Full width at half maximum: 6nm
%
Astronomik Deep-Sky RGB Filterset 36mm SKU: 10233336
Filter size: 36mm, with protective ring | Included in delivery: RGB Filterset
%
Astronomik L-2 UV-IR Block 36mm SKU: 10162336
Filter size: 36mm, with protective ring | UV-IR Block type: L-2
%
Astronomik L-2 UV-IR Block 50mm SKU: 10162350
Filter size: 50mm, with protective ring | UV-IR Block type: L-2
%
Astronomik ProPlanet 742 31mm SKU: 10225031
Filter size: 31mm, with protective ring
%
Astronomik CLS CCD 36mm SKU: 10208536
Filter size: 36mm, with protective ring
%
Astronomik Deep-Sky RGB Filterset 50mm SKU: 10233350
Filter size: 50mm, with protective ring | Included in delivery: RGB Filterset
%
Astronomik L-1 UV-IR Block 36mm SKU: 10161336
Filter size: 36mm, with protective ring | UV-IR Block type: L-1
%
Astronomik Dark-Filter 31mm SKU: 10506216
Filter size: 31mm, with protective ring
%
Astronomik Dark-Filter 36mm SKU: 10506215
Filter size: 36mm, with protective ring
%
Astronomik HSO 6nm Filterset 31mm SKU: 10228331
Filter size: 31mm, with protective ring | Full width at half maximum: 6nm
%
Astronomik Deep-Sky RGB Filterset 31mm SKU: 10233331
Filter size: 31mm, with protective ring | Included in delivery: RGB Filterset
%
Astronomik SII 6nm 31mm SKU: 10216631
MaxFR: MFR | Filter size: 31mm, with protective ring | Full width at half maximum: 6nm
%
Astronomik CLS 50mm SKU: 10213550
Filter size: 50mm, with protective ring
%
Astronomik Deep-Sky RGB Filterset 50 x 50mm², unmounted SKU: 10233251
Filter size: 50x50mm², unmounted | Included in delivery: RGB Filterset
%
Astronomik L-2 UV-IR Block 31mm SKU: 10162331
Filter size: 31mm, with protective ring | UV-IR Block type: L-2
%
Astronomik L-2 UV-IR Block 50 x 50mm², unmounted SKU: 10162251
Filter size: 50x50mm², unmounted | UV-IR Block type: L-2
%
Astronomik L-3 UV-IR Block 42mm, unmounted SKU: 10163542
Filter size: 42mm, unmounted | UV-IR Block type: L-3
%
Astronomik L-RGB Type 2c Filterset 36mm SKU: 10220336
Filter size: 36mm, with protective ring | Included in delivery: RGB Filterset
%
Astronomik L-RGB Type 2c Filterset 50mm SKU: 10220350
Filter size: 50mm, with protective ring | Included in delivery: RGB Filterset
%
Astronomik OIII 6nm 36mm SKU: 10215636
MaxFR: MFR | Filter size: 36mm, with protective ring | Full width at half maximum: 6nm
%
Astronomik OIII 6nm 50mm SKU: 10215650
MaxFR: MFR | Filter size: 50mm, with protective ring | Full width at half maximum: 6nm
%
Astronomik OIII 6nm 50 x 50mm², unmounted SKU: 10215651
MaxFR: MFR | Filter size: 50x50mm², unmounted | Full width at half maximum: 6nm
%
Astronomik SII 6nm 36mm SKU: 10216636
MaxFR: MFR | Filter size: 36mm, with protective ring | Full width at half maximum: 6nm