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Diagonals, Prisms, Mirrors & Holders

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Bushnell Straight Viewing Erect Image Porro Prism (1.25")

Bushnell
  • Upright, Laterally Correct Images
  • B&H # BUEP1.25
  • Mfr # 780103
Out of Stock
Celestron 45-Degree Erect Diagonal (1.25")

Celestron
  • Upright & Laterally-Correct Observing
  • B&H # CEDEI451.25
  • Mfr # 94112-A
In Stock
Celestron 90-Degree Erect Diagonal (1.25")

Celestron
  • Upright & Laterally-Correct Observing
  • B&H # CEDEI90
  • Mfr # 94108
In Stock
Celestron 90-Degree Mirror Diagonal (1.25")

Celestron
  • Upright & Laterally-Reversed Observing
  • B&H # CEDS1.25
  • Mfr # 94115-A
In Stock
Celestron 90-Degree Mirror Diagonal (2") for SCT Scopes

Celestron
  • Upright, Laterally-Reversed Images
  • Fits Catadioptric 2"-18 Rear Threads
  • Starbright XLT Coatings
  • B&H # CEDM2S
  • Mfr # 93527
In Stock
QUANTITY :
Celestron 90-Degree Mirror Diagonal (2")

Celestron
  • Upright, Laterally-Reversed Images
  • For SCTs and Refractors
  • B&H # CEDM2
  • Mfr # 93519
Out of Stock
Konus 1.5x Erecting Prism

Konus
  • For Konus Reflector Telescopes
  • Upright, Laterally Correct Images
  • B&H # KOEPRQ
  • Mfr # 1048
In Stock
Konus 1.5x Erecting Prism

Konus
  • For Junior 1729 & 1731 Telescopes
  • Upright, Laterally Correct Images
  • B&H # KOEPKJ
  • Mfr # 1042
Special Order
QUANTITY :
Important Notice!
This is a special order item and is non-cancelable and non-returnable. Est. arrival at B&H is 7-14 business days (subject to availability). You will be charged upon placing your order.
Konus 1.5x Erecting Prism

Konus
  • For Konus Refractor Telescopes
  • Upright, Laterally Correct Images
  • B&H # KOEPR
  • Mfr # 1047
Special Order
QUANTITY :
Important Notice!
This is a special order item and is non-cancelable and non-returnable. Est. arrival at B&H is 7-14 business days (subject to availability). You will be charged upon placing your order.
Konus Erecting Prism (0.96")

Konus
  • For f/2.8 Newtonian Telescopes
  • Upright, Laterally Correct Images
  • B&H # KOEP965N
  • Mfr # 1045
Accepting Orders
QUANTITY :
Important Notice!
This is not a regularly stocked item. Estimated arrival at B&H is 7-14 business days. You will be charged upon placing your order.
Konus Erecting Prism (0.96")

Konus
  • Upright, Laterally Correct Images
  • B&H # KOEP965
  • Mfr # 1044
Accepting Orders
QUANTITY :
Important Notice!
This is not a regularly stocked item. Estimated arrival at B&H is 7-14 business days. You will be charged upon placing your order.
Lumicon 90-Degree Enhanced Mirror Diagonal (1.25")

Lumicon
  • Upright, Laterally-Reversed Images
  • B&H # LU125ED
  • Mfr # LD1010
In Stock
Lumicon 90-Degree Enhanced Mirror Diagonal (2")

Lumicon
  • Upright, Laterally-Reversed Images
  • B&H # LU2ED
  • Mfr # LD1015
In Stock
QUANTITY :
Lumicon 90-Degree LumiBrite Mirror Diagonal (1.25")

Lumicon
  • Upright, Laterally-Reversed Images
  • B&H # LU125LD
  • Mfr # LD1020
In Stock
QUANTITY :
Lumicon 90-Degree LumiBrite Mirror Diagonal (2")

Lumicon
  • Upright, Laterally-Reversed Images
  • B&H # LU2LD
  • Mfr # LD1025
In Stock
QUANTITY :
Lumicon 90-Degree LumiBrite Mirror Diagonal (2") w/ Built-In Filter Holder

Lumicon
  • Upright, Laterally-Reversed Images
  • Includes Holder for 4 Filters
  • B&H # LU2FSLBDC
  • Mfr # LD3025
In Stock
QUANTITY :
Lumicon 1.33" Enhanced Secondary Mirror

Lumicon
  • For Homemade Newtonian Telescopes
  • B&H # LU13ESM
  • Mfr # LD2020
Accepting Orders
QUANTITY :
Important Notice!
This is not a regularly stocked item. Estimated arrival at B&H is 7-14 business days. You will be charged upon placing your order.
Lumicon 1.33" LumiBrite Secondary Mirror

Lumicon
  • For Homemade Newtonian Telescopes
  • B&H # LU13LBSM
  • Mfr # LD2010
Accepting Orders
QUANTITY :
Important Notice!
This is not a regularly stocked item. Estimated arrival at B&H is 7-14 business days. You will be charged upon placing your order.
Lumicon 1.83" Enhanced Secondary Mirror

Lumicon
  • For Homemade Newtonian Telescopes
  • B&H # LU18ESM
  • Mfr # LD2025
Accepting Orders
QUANTITY :
Important Notice!
This is not a regularly stocked item. Estimated arrival at B&H is 7-14 business days. You will be charged upon placing your order.
Lumicon 1.83" LumiBrite Secondary Mirror

Lumicon
  • For Homemade Newtonian Telescopes
  • B&H # LU18LBSM
  • Mfr # LD2015
Accepting Orders
QUANTITY :
Important Notice!
This is not a regularly stocked item. Estimated arrival at B&H is 7-14 business days. You will be charged upon placing your order.
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