New SVBONY Telescope Lens 4mm Telescopes Eyepieces Wide Angle 62 Degree Aspheric Eyepiece Fully Coated lens for 1.25" 31.7mm Astronomic Telescopes by SVBONY
Size:4mm SVBONY 1.25" fully coated eyepiece is perfect for broad field lunar
observations medium sized star clusters and wide range of cloudy nebulas;deep
sky targetsNew to star gazing and didn't know what you need to satisfy your
needs;here is something can help you make an educated decision;things to
consider:Make sure that you know your telescope and how to calculate the
optimal magnification for the objects you wish to view;the magnification
equation:Magnification=objective focal length/eyepiece focal
lengthTypically;you do not want to exceed 50x per inch of your telescopes
diameter or the images will be blurry;for example;you have an 8" lens you get
8x50=400xSo research what the best magnification is for the objects you wish
to view62 degree apparent field of view:Ultral wide angle for maximum detail
and definition across the entire field of view;gets a virtually distortion
free imageFully coated optical lenses:FMC glass optics increase light
transmittance;enhance details on jupiter;saturn;Mars;venus and get high
achromatic imagesThe structure of the optical system:Aspheric eyepiece
designed primarily for planetary observation and perfect for deep sky
objectsStandard 1.25" fitting diameter:Fits for any astronomical telescope
with standard 1.25" focuser;perfect for broad field lunar observations4mm
Focal length:Suitable for lunar observation holes;look more closely detailed
at the moon's surface and other planet;perfect for viewing the moon and
planetsApplaction:Watch the scenery;bright celestial observations;nebula;broad
field lunar observations;medium sized star clusters;cloudy nebulas and deep
sky targets;viewing the moon and planet and so onPay attention:Don't look
directly into the sun;otherwise it will burn the eyesPackage includes:1xSVBONY
Product Features and Specifications
- Make sure this fits. by entering your model number.
- Focal length;0.16" 4mm;offer high magnifications;look more closely and more detailed at the moon's surface and other planet;perfect for viewing the moon and planets
- Standard 1.25 31.75mm fitting diameter;can be used in any astronomical telescope with a 1.25" focuser;Perfect for broad field lunar observations, medium sized star clusters;and a wide range of cloudy nebulas and deep sky targets
- Fully coated optics glass eyepieces for higher magnification;give maximum detail and definition across the entire field of view;highly achromatic;planetary filters enhance details on Jupiter;Saturn;Mars and Venus
- The structure of the optical system;aspheric eyepiece;designed primarily for planetary observation;perfect for deep sky objects. Generally;when use the eyepiece observing celestial bodies;the telescopes and telescope eyepiece light reflection may led to halos
- Lifetime warranty;we confidently promise lifetime warranty for each one from us
- Product Dimensions: 3 x 1.7 x 1.7 inches
- Item Weight: 2.4 ounces
- Shipping Weight: 2.4 ounces
- Item model number: 4331908623
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Filed under: Eyepieces & Accessories