B&H # COS240BF10 Mfr # SMF40-10

  • BF-10 90° Blocking Filter
  • Compatible w/ 1000mm Focal Length Scope
  • RichView Tuning
  • Double Stack Etalon Filter
  • Upgrades a <0.5 to a <0.7 Å System

Usually ships in 7-14 business days

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You Pay: $1,099.00

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B&H # COS240BF15 Mfr # SMF40-15

  • BF-15 90° Blocking Filter
  • Compatible w/ 1500mm Focal Length Scope
  • RichView Tuning
  • Double Stack Etalon Filter
  • Upgrades a <0.5 to a <0.7 Å System

Usually ships in 7-14 business days

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You Pay: $1,299.00

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  • Double Stacks a SolarMax II 60
  • RichView Tuning
  • 60mm H-Alpha Filter

Usually ships in 6-10 weeks

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You Pay: $899.00

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B&H # COS260BF10F Mfr # SMF60-10

  • BF-10 90° Blocking Filter
  • Compatible w/ 1000mm Focal Length Scope
  • RichView Tuning
  • Double Stack Etalon Filter
  • Upgrades a <0.5 to a <0.7 Å System

Usually ships in 6-8 weeks

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You Pay: $1,399.00

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B&H # COS260BF15F Mfr # SMF60-15

  • BF-15 90° Blocking Filter
  • Compatible w/ 1500mm Focal Length Scope
  • RichView Tuning
  • Double Stack Etalon Filter
  • Upgrades a <0.5 to a <0.7 Å System

You Pay: $1,599.00

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B&H # COS260BF30F Mfr # SMF60-30

  • BF-30 Straight Blocking Filter
  • Compatable w/ 3000mm Focal Length Scope
  • RichView Tuning
  • Double Stack Etalon Filter
  • Upgrades a <0.5 to a <0.7 Å System

Usually ships in 7-14 business days

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You Pay: $2,499.00

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  • Double Stacks a SolarMax II 90
  • RichView Tuning
  • 90mm H-Alpha Filter

Usually ships in 7-14 business days

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You Pay: $2,399.00

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B&H # COS290BF15F Mfr # SMF90-15

  • BF-15 90° Blocking Filter
  • For 500-1500mm Focal Length Scopes
  • RichView Tuning
  • Double Stack Etalon Filter
  • Upgrades a <0.5 to a <0.7 Å System

Usually ships in 7-14 business days

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You Pay: $3,099.00

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B&H # COS290BF30F Mfr # SMF90-30

  • BF-30 Straight Blocking Filter
  • For 1000-3000mm Focal Length Scopes
  • RichView Tuning
  • Double Stack Etalon Filter
  • Upgrades a <0.5 to a <0.7 Å System

Usually ships in 7-14 business days

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You Pay: $3,999.00

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B&H # IOTFE100 Mfr # TFE100

Usually ships in 2-3 business days

You Pay: $13.00

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B&H # JMSFRB66 Mfr # SFRB66

  • For RB-66 Reverse Binocular
  • Allows Safe Viewing of the Sun

Usually ships in 2-4 weeks

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You Pay: $159.95

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B&H # OLFW5FUS Mfr # OLFW5F-US

  • 5-Slot Rotating Filter Wheel
  • Neutral Density / Color Filter Set
  • Filters for Observation / Astro-Imaging
  • SLR Camera / 1.25" Eyepiece Adapters
  • Requires Additional 20mm Focus Travel

Usually ships in 7-10 business days

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You Pay: $99.00

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  • For Observing Mars
  • Made in the USA

You Pay: $94.95

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You Pay: $182.00

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You Pay: $95.00

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  • For Better Observing Nebulae

You Pay: $174.95

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  • For Viewing the Brighter-Phase Moon

Usually ships in 7-10 business days

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You Pay: $38.95

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