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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:

  • 31mm
  • 36mm
  • 50mm
Worldwide Delivery with FedEx

Unmounted filters

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

The following sizes are available from stock:

  • 27mm diameter
  • 42mm diameter
  • 50x50mm² (square)

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.

Filter products

Astronomik Deep-Sky RGB filter set

Astronomik Deep-Sky RGB Filterset 36mm

SKU: 10233336
Filter size: 36mm, with protective ring | Included in delivery: RGB Filterset

Variants from €109.00*
€399.00*
Astronomik L-2 UV-IR Block filter

Astronomik L-2 UV-IR Block 36mm

SKU: 10162336
Filter size: 36mm, with protective ring | UV-IR Block type: L-2

Variants from €59.00*
€99.00*
Astronomik HSO 6nm filter set

Astronomik HSO 6nm Filterset 36mm

SKU: 10228336
Filter size: 36mm, with protective ring | Full width at half maximum: 6nm

Variants from €359.00*
€749.00*
Astronomik CLS-CCD filter

Astronomik CLS CCD 36mm

SKU: 10208536
Filter size: 36mm, with protective ring

Variants from €99.00*
€139.00*
Astronomik L-1 UV-IR Block filter

Astronomik L-1 UV-IR Block 36mm

SKU: 10161336
Filter size: 36mm, with protective ring | UV-IR Block type: L-1

Variants from €59.00*
€99.00*
Astronomik L-2 UV-IR Block filter

Astronomik L-2 UV-IR Block 50mm

SKU: 10162350
Filter size: 50mm, with protective ring | UV-IR Block type: L-2

Variants from €59.00*
€139.00*
Astronomik Deep-Sky RGB filter set

Astronomik Deep-Sky RGB Filterset 50mm

SKU: 10233350
Filter size: 50mm, with protective ring | Included in delivery: RGB Filterset

Variants from €109.00*
€599.00*
Astronomik OIII 6nm filter

Astronomik OIII 6nm 36mm

SKU: 10215636
MaxFR: MFR | Filter size: 36mm, with protective ring | Full width at half maximum: 6nm

Variants from €129.00*
€299.00*
Astronomik SII 6nm filter

Astronomik SII 6nm 36mm

SKU: 10216636
MaxFR: MFR | Filter size: 36mm, with protective ring | Full width at half maximum: 6nm

Variants from €129.00*
€299.00*
Astronomik H-alpha 6nm filter

Astronomik H-alpha 6nm 36mm

SKU: 10212536
MaxFR: MFR | Filter size: 36mm, with protective ring | Full width at half maximum: 6nm

Variants from €129.00*
€299.00*
Astronomik Dark-Filter

Astronomik Dark-Filter 31mm

SKU: 10506216
Filter size: 31mm, with protective ring

Variants from €19.90*
€21.90*
Astronomik Dark-Filter

Astronomik Dark-Filter 36mm

SKU: 10506215
Filter size: 36mm, with protective ring

Variants from €19.90*
€23.90*
Astronomik ProPlanet 742 filter

Astronomik ProPlanet 742 31mm

SKU: 10225031
Filter size: 31mm, with protective ring

Variants from €55.00*
€79.00*
Astronomik Deep-Sky RGB filter set

Astronomik Deep-Sky RGB Filterset 50 x 50mm², unmounted

SKU: 10233251
Filter size: 50x50mm², unmounted | Included in delivery: RGB Filterset

Variants from €109.00*
€699.00*
Astronomik L-2 UV-IR Block filter

Astronomik L-2 UV-IR Block 50 x 50mm², unmounted

SKU: 10162251
Filter size: 50x50mm², unmounted | UV-IR Block type: L-2

Variants from €59.00*
€139.00*
Astronomik Dark-Filter

Astronomik Dark-Filter 50mm

SKU: 10506214
Filter size: 50mm, with protective ring

Variants from €19.90*
€24.90*
Astronomik HSO 6nm filter set

Astronomik HSO 6nm Filterset 31mm

SKU: 10228331
Filter size: 31mm, with protective ring | Full width at half maximum: 6nm

Variants from €359.00*
€599.00*
Astronomik Deep-Sky RGB filter set

Astronomik Deep-Sky RGB Filterset 31mm

SKU: 10233331
Filter size: 31mm, with protective ring | Included in delivery: RGB Filterset

Variants from €109.00*
€339.00*
Astronomik L-RGB Type 2c filter set

Astronomik L-RGB Type 2c Filterset 31mm

SKU: 10220331
Filter size: 31mm, with protective ring | Included in delivery: RGB Filterset

Variants from €95.00*
€349.00*
Astronomik SII 6nm filter

Astronomik SII 6nm 31mm

SKU: 10216631
MaxFR: MFR | Filter size: 31mm, with protective ring | Full width at half maximum: 6nm

Variants from €129.00*
€249.00*
Astronomik CLS filter

Astronomik CLS 50mm

SKU: 10213550
Filter size: 50mm, with protective ring

Variants from €99.00*
€169.00*
Astronomik L-2 UV-IR Block filter

Astronomik L-2 UV-IR Block 31mm

SKU: 10162331
Filter size: 31mm, with protective ring | UV-IR Block type: L-2

Variants from €59.00*
€85.00*
Astronomik L-1 UV-IR Block filter

Astronomik L-1 UV-IR Block 27mm, unmounted

SKU: 10161127
Filter size: 27mm, unmounted | UV-IR Block type: L-1

Variants from €59.00*
€65.00*
Astronomik L-3 UV-IR Block filter

Astronomik L-3 UV-IR Block 42mm, unmounted

SKU: 10163542
Filter size: 42mm, unmounted | UV-IR Block type: L-3

Variants from €59.00*
€99.00*
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