Optolong narrowband filters
High quality filters with 7nm or 12nm bandwith. Good price/quality ratio.
Product variants
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OPTOLONG S-II (12nm) CCD filter (31.7mm) (OpSII12CCD1)
incl. 27% VAT
109.21 €Including 27% VAT:
109.21 € (41 500 HUF)Net price (for non-EU customers):
85.99 € (32 677 HUF)Stock avalability
Delivery:
Please contact our colleagues before ordering: +36-1-202-5651Budapest shop:
Under procurementDelivery:Under procurementBp. shop:Under procurement -
OPTOLONG H-alpha (12nm) CCD deepsky filter (EOS-clip) (OpH12CCDeos)
incl. 27% VAT
136.58 €Including 27% VAT:
136.58 € (51 900 HUF)Net price (for non-EU customers):
107.54 € (40 866 HUF)Discontinued. -
OPTOLONG O-III (6,5nm) CCD filter (31.7mm) (OpOIII7CCD1)
incl. 27% VAT
145.79 €Including 27% VAT:
145.79 € (55 400 HUF)Net price (for non-EU customers):
114.80 € (43 622 HUF)Stock avalability
Delivery:
Available for deliveryBudapest shop:
Stock refill in progressDelivery:Available for deliveryBp. shop:Stock refill in progress -
OPTOLONG H-alpha (12nm) CCD filter (50.8mm) (OpH12CCD2)
incl. 27% VAT
150.26 €Including 27% VAT:
150.26 € (57 100 HUF)Net price (for non-EU customers):
118.31 € (44 961 HUF)Discontinued. -
OPTOLONG S-II (6,5nm) CCD filter (31.7mm) (OpSII7CCD1)
incl. 27% VAT
158.95 €Including 27% VAT:
158.95 € (60 400 HUF)Net price (for non-EU customers):
125.16 € (47 559 HUF)Stock avalability
Delivery:
Available for deliveryBudapest shop:
Limited stock (1 piece). Please contact our colleagues before ordering: +36-1-202-5651Delivery:Available for deliveryBp. shop:Limited stock -
OPTOLONG H-alpha (7nm) CCD filter (31.7mm) (OpH7CCD1)
incl. 27% VAT
164.47 €Including 27% VAT:
164.47 € (62 500 HUF)Net price (for non-EU customers):
129.50 € (49 213 HUF)Stock avalability
Delivery:
Limited stock (1 piece). Please contact our colleagues before ordering: +36-1-202-5651Budapest shop:
Stock refill in progressDelivery:Limited stockBp. shop:Stock refill in progress -
OPTOLONG H-alpha (7nm) CCD filter (31mm without frame) (OpH7CCD-31)
incl. 27% VAT
172.37 €Including 27% VAT:
172.37 € (65 500 HUF)Net price (for non-EU customers):
135.72 € (51 575 HUF)Stock avalability
Delivery:
Available for deliveryBudapest shop:
Stock refill in progressDelivery:Available for deliveryBp. shop:Stock refill in progress -
OPTOLONG H-alpha (7nm) CCD deepsky filter (EOS-clip Full Frame) (OpH7CCDeosFF)
incl. 27% VAT
190.00 €Including 27% VAT:
190.00 € (72 200 HUF)Net price (for non-EU customers):
149.61 € (56 850 HUF)Stock avalability
Delivery:
Available for deliveryBudapest shop:
Limited stock (1 piece). Please contact our colleagues before ordering: +36-1-202-5651Delivery:Available for deliveryBp. shop:Limited stock -
OPTOLONG H-alpha (7nm) CCD filter (36mm without frame) (OpH7CCD-36)
incl. 27% VAT
192.11 €Including 27% VAT:
192.11 € (73 000 HUF)Net price (for non-EU customers):
151.27 € (57 480 HUF)Stock avalability
Delivery:
Please contact our colleagues before ordering: +36-1-202-5651Budapest shop:
Under procurementDelivery:Under procurementBp. shop:Under procurement -
OPTOLONG H-alpha (7nm) CCD deepsky filter (EOS-clip) (OpH7CCDeos)
incl. 27% VAT
212.11 €Including 27% VAT:
212.11 € (80 600 HUF)Net price (for non-EU customers):
167.02 € (63 465 HUF)Stock avalability
Delivery:
Available for deliveryBudapest shop:
Stock refill in progressDelivery:Available for deliveryBp. shop:Stock refill in progress -
OPTOLONG O-III (6,5nm) CCD filter (50.8mm) (OpOIII7CCD2)
incl. 27% VAT
219.74 €Including 27% VAT:
219.74 € (83 500 HUF)Net price (for non-EU customers):
173.02 € (65 748 HUF)Stock avalability
Delivery:
Available for deliveryBudapest shop:
Minimal stockDelivery:Available for deliveryBp. shop:Minimal stock -
OPTOLONG H-alpha (7nm) CCD deepsky filter (NIKON-7000-clip) (OpH7CCDni7)
incl. 27% VAT
227.63 €Including 27% VAT:
227.63 € (86 500 HUF)Net price (for non-EU customers):
179.24 € (68 110 HUF)Stock avalability
Delivery:
Available for deliveryBudapest shop:
Under procurementDelivery:Available for deliveryBp. shop:Under procurement -
OPTOLONG H-alpha (7nm) CCD filter (50.8mm) (OpH7CCD2)
incl. 27% VAT
241.84 €Including 27% VAT:
241.84 € (91 900 HUF)Net price (for non-EU customers):
190.43 € (72 362 HUF)Stock avalability
Delivery:
Limited stock (1 piece). Please contact our colleagues before ordering: +36-1-202-5651Budapest shop:
Stock refill in progressDelivery:Limited stockBp. shop:Stock refill in progress -
OPTOLONG S-II (6,5nm) CCD filter (50.8mm) (OpSII7CCD2)
incl. 27% VAT
252.89 €Including 27% VAT:
252.89 € (96 100 HUF)Net price (for non-EU customers):
199.13 € (75 669 HUF)Stock avalability
Delivery:
Available for deliveryBudapest shop:
Minimal stockDelivery:Available for deliveryBp. shop:Minimal stock -
OPTOLONG S-II / H-alpha / O-III (12nm) CCD Filter-Set (36mm without housing) (OpSHO12CCD-36)
incl. 27% VAT
368.68 €Including 27% VAT:
368.68 € (140 100 HUF)Net price (for non-EU customers):
290.30 € (110 315 HUF)Stock avalability
Delivery:
Limited stock (1 piece). Please contact our colleagues before ordering: +36-1-202-5651Budapest shop:
Limited stock (1 piece). Please contact our colleagues before ordering: +36-1-202-5651Delivery:Limited stockBp. shop:Limited stock -
OPTOLONG S-II / H-alpha / O-III (6.5nm) CCD Filter-Set (31.7mm) (OpSHO65CCD1)
incl. 27% VAT
396.58 €Including 27% VAT:
396.58 € (150 700 HUF)Net price (for non-EU customers):
312.27 € (118 661 HUF)Stock avalability
Delivery:
Please contact our colleagues before ordering: +36-1-202-5651Budapest shop:
Under procurementDelivery:Under procurementBp. shop:Under procurement -
OPTOLONG S-II / H-alpha / O-III (6.5nm) CCD Filter-Set (31mm without housing) (OpSHO65CCD-31)
incl. 27% VAT
451.84 €Including 27% VAT:
451.84 € (171 700 HUF)Net price (for non-EU customers):
355.78 € (135 197 HUF)Stock avalability
Delivery:
Available for deliveryBudapest shop:
Under procurementDelivery:Available for deliveryBp. shop:Under procurement -
OPTOLONG S-II / H-alpha / O-III (6.5nm) CCD Filter-Set (36mm without housing) (OpSHO65CCD-36)
incl. 27% VAT
551.32 €Including 27% VAT:
551.32 € (209 500 HUF)Net price (for non-EU customers):
434.11 € (164 961 HUF)Stock avalability
Delivery:
Please contact our colleagues before ordering: +36-1-202-5651Budapest shop:
Under procurementDelivery:Under procurementBp. shop:Under procurement -
OPTOLONG S-II / H-alpha / O-III (6.5nm) CCD Filter-Set (50,8mm) (OpSHO65CCD2)
incl. 27% VAT
573.42 €Including 27% VAT:
573.42 € (217 900 HUF)Net price (for non-EU customers):
451.51 € (171 575 HUF)Stock avalability
Delivery:
Please contact our colleagues before ordering: +36-1-202-5651Budapest shop:
Under procurementDelivery:Under procurementBp. shop:Under procurement
More about the product
These filters are intended for CCD applications.
Filter Specification:
H-Alpha: CW 656nm, 12 or 7nm bandwidth
O-III: CW: 500nm, 12 or 7nm bandwidth
S-II: CW: 672nm, 12 or 7nm bandwidth
These filters are not suitable for solar observations.
Technical specifications
Supporting glass of Schott
Surface Quality 60/40 (corresponding to the EE kindness by American military standard MIL-O-13830)
Fine optically polished, 1/4 wavefront
min. 90% peak transmittance in the passband
IR Blocking 700-1100nm in the stop band / off band
Coating properties:
High Homogeneous multilayer anti-reflection coating
The allowances are not cemented to the optical carrier, but applied Deposition (IBAD) method by electron beam evaporation and subsequent ion beam assisted.
This special process allows a high durability and scratch resistance, and high stability of the center wavelength (CWL) and prevents a temperature drift.
High transmission in the passband, high optical density in the stop band.
Filter version:
Ultrathin filter mount for maximum passage: 26mm at the 1.25 "filters, 45mm at the 2" filters
Precise CNC manufacturing
Sandblasted
Black anodized
blackened to reflections
Laser engraving - no fading of the label
Customers from GERMANY: Please note we are not allowed to ship the EOS clip filters to Germany.
Blahó Norbert's opinion
After a few weeks, months of usage
Optical quality
Mechanical quality
Price/Value ratio
OPTOLONG O-III (6,5nm) CCD filter (31.7mm)
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IC5146
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M29
Lélek köd
NGC2264
Alnitak régió
M16 - Sas köd - HST paletta
Rozetta-köd - HST paletta
Pacman-köd
W3 - NGC 1795 Halfej-köd
Szív-köd és Embrió-köd
Boszorkányseprű
NGC2237
NGC2237
Messier 1
ic 1805 hybrid
NGC 281
IC 1805
NGC 7662 Kék hógolyó planetáris
m27_RGB_cropped_small
m16_Ha_cropped_md
Messeir 16 (full dropped)
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The product comes with 2 years warranty (excluding electric parts)