Binoculars & Telescopes › 40 mm › Eyepiece

Using advanced computer design combinations of low dispersion and high refract... Using advanced computer design combinations of low dispersion and high refractive index optical glasses and durable multilayer deposition coatings Explore Scientific 62° Series Argon-Purged Waterproof extreme wide field eyepieces are optimized to... more

Pentax XW40-R 40mm Wide Angle Astronomy Eyepiece with 70 Degree Field of View Pentax XW40-R 40mm Wide Angle Astronomy Eyepiece with 70 Degree Field of View more

Explore Scientific 52 Degree Series 40mm Waterproof Eyepiece 2 Barrel Explore Scientific 52 Degree Series 40mm Waterproof Eyepiece 2 Barrel more

Explore Scientific 62 degree 40mm Long Eye Relief Waterproof Eyepiece EPWP6240... Explore Scientific 62 degree 40mm Long Eye Relief Waterproof Eyepiece EPWP6240LE-01. 25-inch O.D. Specifications for Explore Scientific 62 Degree Waterproof Eyepiece: Manufacturer: Explore Scientific Condition: New Color: Black Included Accessories:... more

Explore Scientific 40mm 68 degree Series Argon-Purged Waterproof Eyepiece EPWP... Explore Scientific 40mm 68 degree Series Argon-Purged Waterproof Eyepiece EPWP6840-01. This eyepiece by the professionals at Explore Scientific uses advanced computer design combinations of low dispersion and high refractive index optical glasses and... more

Explore Scientific 40 mm 52 Degrees Series Waterproof Eyepiece Black w/ white ... Explore Scientific 40 mm 52 Degrees Series Waterproof Eyepiece Black w/ white lettering ES logo EPWP5240-01. 25-inch O.D. Specifications for Explore Scientific 3 mm 52 Degrees Series Waterproof Eyepiece: Manufacturer: Explore Scientific Color: Black... more

Free Express Shipping! Tele Vue Plossl 40mm Eyepiece (1.25") 40mm Focal Length... Free Express Shipping! Tele Vue Plossl 40mm Eyepiece (1.25") 40mm Focal Length, 43° Apparent Field of View, 1.25" Diameter Barrel, Ideal for Fast Focal Ratio OTAs, Diffraction-Limiting High-Index Glass, Multi-Coated Optics with Blackened Edges,... more

[Pre Order - allow extra time] Celestron Omni 40mm Eyepiece (1.25") 40mm Focal... [Pre Order - allow extra time] Celestron Omni 40mm Eyepiece (1.25") 40mm Focal Length, 43° Field of View, 1.25" Diameter Barrel, Fully Multi-Coated Optics, Non-Slip Rubberized Grip, Anodized Aluminum Housing, Fold-Down Eyecup more

SVBONY Astronomy Telescope 40mm 1.25" Plossl Eyepiece FMC Metal 40° Apparent F... SVBONY Astronomy Telescope 40mm 1.25" Plossl Eyepiece FMC Metal 40° Apparent Field of View more

Description: 1.25 inch 40mm low power Plossl eyepiece gives the widest viewing... Description: 1.25 inch 40mm low power Plossl eyepiece gives the widest viewing field along with extra sharpness and long eye relief. 4- Plossl design has a approx 52 degree AFOV. Threaded for 1.25 inch astronomical filters. Comes with sturdy and rubber... more

About this item •Omni eyepieces offer a quality 4 element Plossl optical des... About this item •Omni eyepieces offer a quality 4 element Plossl optical design at a super affordable price •Rubber eyecups provide comfort and increase contrast; Leave them up or fold them down when wearing eyeglasses •Beautiful matte aluminum... more

Features: Standard 1.25in interface is compatible for most astronomy telescope... Features: Standard 1.25in interface is compatible for most astronomy telescope. Easy toinstall and remove. High quality aluminum alloy body is sturdy and solid long service life not easy to deform or damage. The lens adopts fully-coated optical glass... more

1�Eyepiece construction: Wide angle and long view relief providing more comp... 1�Eyepiece construction: Wide angle and long view relief providing more complete field of view and comfortable viewing experience. 2�1.25 inch 40mm eyepiece provides the widest field of view with additional clarity and long view. 3�Full metal... more

1�Eyepiece construction: Wide angle and long view relief providing more comp... 1�Eyepiece construction: Wide angle and long view relief providing more complete field of view and comfortable viewing experience. 2�1.25 inch 40mm eyepiece provides the widest field of view with additional clarity and long view. 3�Full metal... more

Abastado Black Metal 40mm 1.25inch Multilayer Wideband Coating Monocular Eyepi... Abastado Black Metal 40mm 1.25inch Multilayer Wideband Coating Monocular Eyepiece for Astronomical Telescope Accessory Condition: 100% Brand NewItem Type: Monocular EyepieceMaterial: MetalColor: Black Coating: Full Multilayer Coating High Definition... more

1. This high-quality 1.25Inch Plossl 40mm Eyepiece is a must-have for any avid... 1. This high-quality 1.25Inch Plossl 40mm Eyepiece is a must-have for any avid astronomer. 2. Enhance your stargazing experience with this durable and reliable Astronomical Telescope Eyepiece. 3. The RY00855 Eyepiece offers crystal-clear views of the... more

1. This high-quality 1.25Inch Plossl 40mm Eyepiece is a must-have for any avid... 1. This high-quality 1.25Inch Plossl 40mm Eyepiece is a must-have for any avid astronomer. 2. Enhance your stargazing experience with this durable and reliable Astronomical Telescope Eyepiece. 3. The RY00855 Eyepiece offers crystal-clear views of the... more

1�1.25 Inch: The bottom of the eyepiece features a light dampening thread th... 1�1.25 Inch: The bottom of the eyepiece features a light dampening thread that can be rotated allowing for use with 1.25 inch filters and compatibility with standard 1.25 inch interface telescopes or light filters. 2�Long Focal Length: With a 40mm... more

1. This high-quality 1.25Inch Plossl 40mm Eyepiece is a must-have for any avid... 1. This high-quality 1.25Inch Plossl 40mm Eyepiece is a must-have for any avid astronomer. 2. Enhance your stargazing experience with this durable and reliable Astronomical Telescope Eyepiece. 3. The RY00855 Eyepiece offers crystal-clear views of the... more

Eyepiece construction: Wide angle and long view relief providing more complete... Eyepiece construction: Wide angle and long view relief providing more complete field of view and comfortable viewing experience. 1.25 inch 40mm eyepiece provides the widest field of view with additional clarity and long view. Full metal body full... more