• Upright, Laterally-Reversed Images
  • Fits Catadioptric 2"-18 Rear Threads
  • Starbright XLT Coatings

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B&H # CEDS1.25 MFR # 94115-A

  • Upright & Laterally-Reversed Observing

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You Pay: $31.95

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  • Inserts in 2" Focusers
  • Accepts 1.25" Eyepieces
  • Accepts T-Mounts

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B&H # CEDEI451.25 MFR # 94112-A

  • Upright & Laterally-Correct Observing

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You Pay: $26.89

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  • Horizontal and Vertical Image Correction

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You Pay: $59.00

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  • Upright, Laterally-Reversed Images

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You Pay: $283.99

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  • For Refractor & SCT Scopes
  • Upright, Laterally-Correct Observing

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You Pay: $37.99

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B&H # EXDD0200CF MFR # DD02-00CF

  • 2" Diameter Barrel
  • 1.25" Eyepiece Adapter
  • Dielectric-Coated Mirror
  • 99% Reflective Surface Mirror
  • Double-Taper Insert Barrel

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You Pay: $119.99

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  • Upright, Laterally-Reversed Images

Availability: In Stock

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You Pay: $29.89

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  • For ETX-90, ETX-105, & ETX-125 Scopes
  • Upright, Laterally-Correct Observing

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You Pay: $38.25

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B&H # OL290EIRPD MFR # OL2EIDIAG-US

  • Fully Multicoated BK7 Prism
  • Accepts 2" and 1.25" Eyepieces
  • Horizontal and Vertical Image Correction

Availability: Special Order

Ship Time: 7-10 business days 

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You Pay: $189.00

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B&H # COBF10 MFR # BF10

  • 1.25" 90° Diagonal
  • For Telescopes ≤1000mm
  • Needs a SolarMax Solar Viewing Filter
  • Made in the USA

Availability: Special Order

Ship Time: 7-14 business days 

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You Pay: $499.00

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B&H # COBF5 MFR # BF5

  • 1.25" 90° Diagonal
  • For Telescopes ≤500mm
  • Needs a SolarMax Solar Viewing Filter
  • Made in the USA

Availability: Special Order

Ship Time: 7-14 business days 

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You Pay: $329.00

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B&H # COBF15 MFR # BF15

  • 15mm
  • 1.25" 90° Diagonal
  • For Telescopes ≤1500mm
  • Needs a SolarMax Solar Viewing Filter
  • Made in the USA

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You Pay: $606.00

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B&H # COS240BF5 MFR # SMF40-5

  • BF-5 90° Blocking Filter
  • Compatible w/ 500mm Focal Length Scope
  • RichView Tuning
  • Double Stack Etalon Filter
  • Upgrades a <0.5 to a <0.7 Å System

Availability: Special Order

Ship Time: 7-14 business days 

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You Pay: $899.00

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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

Availability: Special Order

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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

Availability: Special Order

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You Pay: $1,299.00

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B&H # EXDD0301CF MFR # DD03-01CF

  • 3" Diameter Barrel
  • 2" and 1.25" Eyepiece Adapter
  • Dielectric-Coated Mirror
  • 99% Reflective Surface Mirror
  • Double-Taper Insert Barrel

Availability: Special Order

Ship Time: 7-14 business days 

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You Pay: $419.99

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  • For ETX-60, ETX-70, & ETX-80 Telescopes
  • Built-In 2.4x Magnification
  • Upright, Laterally-Correct Observing

Availability: In Stock : Shipping Only

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You Pay: $43.95

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  • 90° Diagonal
  • Schmidt-Cassegrain Adapter
  • Supports Meade LT, LS, LX90, and LX200
  • 1.25" Eyepiece Adapter

Availability: More Coming Soon

Ship Time: 7-14 business days 

You Pay: $128.52

B&H # OL2MSD MFR # OL2MSDIAG-US

  • Dielectric Multicoated Mirror
  • Accepts 2" and 1.25" Eyepieces
  • Fits 2" Focusers and Accessories
  • Horizontal and Vertical Image Correction

Availability: Special Order

Ship Time: 7-10 business days 

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You Pay: $129.00

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  • For the Knight PT 72mm-ED-APO Digiscope
  • Accepts 1.25" Eyepieces and Accessories

Availability: More Coming Soon

Ship Time: 7-10 business days 

You Pay: $179.99

  • Upright, Laterally-Reversed Observing

Availability: More Coming Soon

Ship Time: 3-7 business days 

You Pay: $245.00

  • Upright, Laterally-Reversed Images

Availability: Special Order

Ship Time: 3-7 business days 

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You Pay: $140.00

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