This resource pack adds a HUGE spyglass to Minecraft, without the need to install any mods. Just download the pack, make sure to leave it as a .zip file and import it into Minecraft Java Edition. Now make sure to move it over to ‘Selected’ packs and grab yourself a Spyglass. It will now be HUGE!
If you’re looking for more great texture packs, check out this post with the best texture packs of this current moment!