Welcome visitor
Log In
- or -
Register
Wish List
( 0 )
My Account
Search
Search:
All
Lenses
Prisms
Advanced Search
(
0
items /
$0.00
)
View Cart
Check Out
Home
Standard Optics
Lenses
Prisms
Spherical Lenses
Achromats
Cylindrical Lenses
Plano Convex
Plano Concave
Bi-Convex
Bi-Concave
N-BK7 Plano Convex
UVFS Plano Convex
N-BK7 Plano Concave
N-SF11 Plano Concave
UVFS Plano Concave
N-BK7 Bi-Convex
UVFS Bi-Convex
N-SF11 Bi-Concave
Plano Convex
Plano Concave
N-BK7 Plano Convex
N-BK7 Plano Concave
Equilateral Dispersive Prisms
Dove Prisms
Right Angle Prism
N-SF11
F2
N-BK7
UVFS
OEM Optics
Quality
Policy
My Account
Contact Us
Menu
Lenses
Spherical Lenses
Plano Convex
N-BK7 Plano Convex
UVFS Plano Convex
Plano Concave
N-BK7 Plano Concave
N-SF11 Plano Concave
UVFS Plano Concave
Bi-Convex
N-BK7 Bi-Convex
UVFS Bi-Convex
Bi-Concave
N-SF11 Bi-Concave
Achromats
Cylindrical Lenses
Plano Convex
N-BK7 Plano Convex
Plano Concave
N-BK7 Plano Concave
Prisms
Equilateral Dispersive Prisms
N-SF11
F2
Dove Prisms
Right Angle Prism
N-BK7
UVFS
Home
>
Lenses
>
Achromats
>
12.7 mm dia x 25.4 mm FL, BBAR
12.7 mm dia x 25.4 mm FL, BBAR
Sku:
01AC127-025-BB
$52.00
Specifications of 12.7 mm dia x 25.4 mm FL, BBAR
Diameter (mm) :
12.70 mm
Focal Length (mm) :
25.40 mm
R1 :
17.252 mm
R2=R3 :
-10.541 mm
R4 :
-116.803 mm
Tc1 :
4.50 mm
Tc2 :
1.00 mm
Tc :
5.50 mm
Te :
4.10 mm
Glass :
N-BaF10 & N-SF10
Quantity
Add To Cart
Wish list
Compare
Tell A Friend
Details
Reviews
Achromatic Lenses Specifications
Focal Length Tolerance
±2 %
Material
Optical crown and flint glasses or equivalent
Design Wavelengths
486.1, 546.1, and 656.3 nm
Surface Accuracy
1.5 ? (1.5 ?) power, (?/4) irregularity at 632.8 nm over the clear aperture
Clear Aperture
?central 90% of diameter
Surface Quality
40-20 scratch-dig
Centration
?3 arc min
Diameter Tolerance
+0/-0.1 mm
Center Thickness (Tc = Tc1 + Tc2) Tolerance
±0.2 mm for lenses <50.8 mm diameter
±0.4 mm for lenses ?50.8 mm diameter
Edge Thickness (Te) Tolerance
Nominal Value
AR Coating
SLAR (Single-layer MgF2): Ravg <1.5%, Rmax <2.5% per surface, 400–700 nm;
BBAR: Ravg <0.5%, Rmax <1.5% per surface, 430–700 nm
Operating Temperature
-40 °C to 85 °C
Write a Review
Merchant Rating
write a review
X
Quantity
Unit Price
Continue Shopping
Checkout